khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, essam ghamry.  (2022).  statistical global investigation of pre-earthquake anomalous geomagnetic diurnal variation using superposed epoch analysis.  - ieee transactions on geoscience and remote sensing.  1-13. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari, kazuo shiokawa, yuichi otsuka, kornyanat hozumi, punyawi jamjareegulgarn.  (2021).  influence of zonal wind velocity variation on equatorial plasma bubble occurrences over southeast asia.  - journal of geophysical research: space physics.  1-10. 

i. sarudin, n. s. a. hamid, m. abdullah, s. m. buhari, k. shiokawa, y. otsuka, c. y. yatini.  (2020).  equatorial plasma bubble zonal drift velocity variations in response to season, local time, and solar activity across southeast asia.  - journal of geophysical research - space physics.  1-12. 

s. a. bello, m. abdullah, n. s. a. hamid, b. w. reinisch, a. yoshikawa, a. fujimoto.  (2019).  response of ionospheric profile parameters to equatorial electrojet over peruvian station.  - earth and space science.  617-628. 

alfonsi, l., povero, g., luca, s., cesaroni, c., forte, b., mitchell, c. n., burston, r., veettil, s. v., aquino, m., klausner, v., muella, m. t. a. h., pezzopane m., giuntini a., hunstad, i., franceschi, g. d., musico, e., pini, m. & nine others.  (2018).  analysis of the regional ionosphere at low latitudes in support of the biomass esa mission.  - ieee transactions on geoscience and remote sensing.  . 

nouf abd elmunim, mardina abdullah, siti aminah bahari.  (2021).  evaluating the performance of iri-2016 using gps-tec measurements over the equatorial region.  - atmosphere.  1-17. 

wan nur izzaty ismail, nurul shazana abdul hamid, mardina abdullah, akimasa yoshikawa, teiji uozumi, zahira mohd radzi.  (2021).  comparison of eej longitudinal variation from satellite and ground measurements over different solar activity levels.  - universe.  1-13. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, akimasa yoshikawa.  (2021).  correlations between earthquake properties and characteristics of possible ulf geomagnetic precursor over multiple earthquakes.  - universe.  1-17. 

nouf abd elmunim, mardina abdullah, siti aminah bahari.  (2020).  characterization of ionospheric delay and forecasting using gps-tec over equatorial region.  - annals of geophysics.  1-17. 

wan nur arina wan mohd nor, mardina abdullah, mohd riduan ahmad, siti khalijah zainudin, norbayah yusop, wayan suparta, adriana maria gulisano.  (2020).  the response between vtec and lightning activity over the antarctic peninsula.  - polar science.  1-17. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, essam ghamry.  (2022).  statistical global investigation of pre-earthquake anomalous geomagnetic diurnal variation using superposed epoch analysis.  - ieee transactions on geoscience and remote sensing.  1-13. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, akimasa yoshikawa.  (2021).  correlations between earthquake properties and characteristics of possible ulf geomagnetic precursor over multiple earthquakes.  - universe.  1-17. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari, kazuo shiokawa, yuichi otsuka, kornyanat hozumi, punyawi jamjareegulgarn.  (2021).  influence of zonal wind velocity variation on equatorial plasma bubble occurrences over southeast asia.  - journal of geophysical research: space physics.  1-10. 

wan nur izzaty ismail, nurul shazana abdul hamid, mardina abdullah, akimasa yoshikawa, teiji uozumi, zahira mohd radzi.  (2021).  comparison of eej longitudinal variation from satellite and ground measurements over different solar activity levels.  - universe.  1-13. 

saeed abioye bello, nurul shazana abdul hamid, mardina abdullah, akimasa yoshikawa, kornyanat hozumi, takuya tsugawa.  (2021).  equatorial electrojet and electron density over southeast asian region during moderate solar activity condition.  - indian journal of radio and space physics.  125-131. 

n i m rosli, n s a hamid, m abdullah, a yoshikawa.  (2021).  defining different type of cej currents based on ground-based geomagnetic data record at langkawi station, malaysia.  - 2nd international conference on space weather and satellite application (icessat) 2020.  1-5. 

a. w. nurumira, w.-l. teh, m. abdullah.  (2019).  preliminary results on favorable conditions for electron heating and acceleration during magnetic reconnection.  - proceeding of the 2019 6th international conference on space science and communication (iconspace).  108-111. 

saeed abioye bello, mardina abdullah, nurul shazana abdul hamid, tatsuhiro yokoyama.  (2019).  seaiono: a windows software tool to extract ionogram dataset from south east asia low-latitude ionospheric observation network.  - journal of physics: conference series.  1-6. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari.  (2019).  comparison of equatorial plasma bubble zonal drifts and neutral winds velocity over southeast asia.  - journal of physics: conference series.  1-5. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari.  (2019).  equatorial plasma bubbles zonal velocity in the monthly variations over southeast asia.  - the 2018 ukm fst postgraduate colloquium: proceedings of the universiti kebangsaan malaysia, faculty of science and technology 2018 postgraduate colloquium.  1-4. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid.  (2021).  isyarat geomagnet untuk peramalan gempa bumi.  - .  135. 

n.a. elmunim, m. abdullah.  (2021).  ionospheric delay investigation and forecasting.  - .  100. 

bello saeed abioye, mardina abdullah, nurul shazana abdul hamid.  (2021).  characteristic of ionospheric parameters over equator region.  - .  148. 

rafidah abd malik, mardina abdullah, sabirin abdullah.  (2021).  komunikasi hf: hubungan ionosfera dan matahari.  - .  193. 

montadar abas taher, mandeep singh jit singh, mardina abdullah.  (2021).  wireless communication system : power reduction energy consumption.  - .  139. 

mandeep jit singh, mardina abdullah, baharudin yatim, mahamod ismail and wayan suparta.  (2010).  satellite communication.  - .  253-281. 

norsuzila yaacob, mardina abdullah and mahamod ismail.  (2010).  trends in telecommunications technologies.  - .  485-508. 

mardina abdullah.  (2022).  cuaca angkasa kesan kepada langit dan bumi.  - .  101. 

rafidah abd malik, mardina abdullah, sabirin abdullah.  (2021).  komunikasi hf: hubungan ionosfera dan matahari.  - .  193. 

montadar abas taher, mandeep singh jit singh, mardina abdullah.  (2021).  wireless communication system : power reduction energy consumption.  - .  139. 

n.a. elmunim, m. abdullah.  (2021).  ionospheric delay investigation and forecasting.  - .  100. 

sarani zakaria, andanastuti muchtar, aisyah abdul rahman, wan hanna melini wan mohtar, babul airianah othman, norazlin hassim, abdul munir abd. murad,.  (2021).  peraturan-peraturan universiti kebangsaan malaysia (pengajian siswazah) 2021.  - .  57. 

teh wai leong;mardina bt. abdullah.  (2021).  exploring magnetic reconnection in space.  - .  . 

teh wai leong;mardina bt. abdullah;sabirin bin abdullah.  (2021).  magnetic classification and structure of sunspots in the active regions associated with solar flares.  - .  . 

sabirin bin abdullah;mardina bt. abdullah;mohammad rashed iqbal faruque;teh wai leong.  (2021).  metamaterial based invisibility cloak for electromagnetic radiation control in space applications.  - .  . 

mardina abdullah.  (2021).  cakna petanda semula jadi, ramal gempa bumi lebih awal.  - berita harian.  1. 

sarani zakaria, aisyah abdul rahman, jaharah a. ghani, zarina abdul latiff, mardina abdullah, abdul munir abd. murad, wan hanna melini wan mohtar, ermy azziaty rozali, mohd hizam hanafiah, kartini aboo talib, mohd aladib samuri, rozainee khairudin, (9).  (2021).  guidelines for conducting oral examination for dissertation/thesis.  - .  1-46. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, essam ghamry.  (2022).  statistical global investigation of pre-earthquake anomalous geomagnetic diurnal variation using superposed epoch analysis.  - ieee transactions on geoscience and remote sensing.  1-13. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari, kazuo shiokawa, yuichi otsuka, kornyanat hozumi, punyawi jamjareegulgarn.  (2021).  influence of zonal wind velocity variation on equatorial plasma bubble occurrences over southeast asia.  - journal of geophysical research: space physics.  1-10. 

i. sarudin, n. s. a. hamid, m. abdullah, s. m. buhari, k. shiokawa, y. otsuka, c. y. yatini.  (2020).  equatorial plasma bubble zonal drift velocity variations in response to season, local time, and solar activity across southeast asia.  - journal of geophysical research - space physics.  1-12. 

s. a. bello, m. abdullah, n. s. a. hamid, b. w. reinisch, a. yoshikawa, a. fujimoto.  (2019).  response of ionospheric profile parameters to equatorial electrojet over peruvian station.  - earth and space science.  617-628. 

alfonsi, l., povero, g., luca, s., cesaroni, c., forte, b., mitchell, c. n., burston, r., veettil, s. v., aquino, m., klausner, v., muella, m. t. a. h., pezzopane m., giuntini a., hunstad, i., franceschi, g. d., musico, e., pini, m. & nine others.  (2018).  analysis of the regional ionosphere at low latitudes in support of the biomass esa mission.  - ieee transactions on geoscience and remote sensing.  . 

nouf abd elmunim, mardina abdullah, siti aminah bahari.  (2021).  evaluating the performance of iri-2016 using gps-tec measurements over the equatorial region.  - atmosphere.  1-17. 

wan nur izzaty ismail, nurul shazana abdul hamid, mardina abdullah, akimasa yoshikawa, teiji uozumi, zahira mohd radzi.  (2021).  comparison of eej longitudinal variation from satellite and ground measurements over different solar activity levels.  - universe.  1-13. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, akimasa yoshikawa.  (2021).  correlations between earthquake properties and characteristics of possible ulf geomagnetic precursor over multiple earthquakes.  - universe.  1-17. 

nouf abd elmunim, mardina abdullah, siti aminah bahari.  (2020).  characterization of ionospheric delay and forecasting using gps-tec over equatorial region.  - annals of geophysics.  1-17. 

wan nur arina wan mohd nor, mardina abdullah, mohd riduan ahmad, siti khalijah zainudin, norbayah yusop, wayan suparta, adriana maria gulisano.  (2020).  the response between vtec and lightning activity over the antarctic peninsula.  - polar science.  1-17. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, essam ghamry.  (2022).  statistical global investigation of pre-earthquake anomalous geomagnetic diurnal variation using superposed epoch analysis.  - ieee transactions on geoscience and remote sensing.  1-13. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid, suaidi ahadi, akimasa yoshikawa.  (2021).  correlations between earthquake properties and characteristics of possible ulf geomagnetic precursor over multiple earthquakes.  - universe.  1-17. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari, kazuo shiokawa, yuichi otsuka, kornyanat hozumi, punyawi jamjareegulgarn.  (2021).  influence of zonal wind velocity variation on equatorial plasma bubble occurrences over southeast asia.  - journal of geophysical research: space physics.  1-10. 

wan nur izzaty ismail, nurul shazana abdul hamid, mardina abdullah, akimasa yoshikawa, teiji uozumi, zahira mohd radzi.  (2021).  comparison of eej longitudinal variation from satellite and ground measurements over different solar activity levels.  - universe.  1-13. 

saeed abioye bello, nurul shazana abdul hamid, mardina abdullah, akimasa yoshikawa, kornyanat hozumi, takuya tsugawa.  (2021).  equatorial electrojet and electron density over southeast asian region during moderate solar activity condition.  - indian journal of radio and space physics.  125-131. 

n i m rosli, n s a hamid, m abdullah, a yoshikawa.  (2021).  defining different type of cej currents based on ground-based geomagnetic data record at langkawi station, malaysia.  - 2nd international conference on space weather and satellite application (icessat) 2020.  1-5. 

a. w. nurumira, w.-l. teh, m. abdullah.  (2019).  preliminary results on favorable conditions for electron heating and acceleration during magnetic reconnection.  - proceeding of the 2019 6th international conference on space science and communication (iconspace).  108-111. 

saeed abioye bello, mardina abdullah, nurul shazana abdul hamid, tatsuhiro yokoyama.  (2019).  seaiono: a windows software tool to extract ionogram dataset from south east asia low-latitude ionospheric observation network.  - journal of physics: conference series.  1-6. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari.  (2019).  comparison of equatorial plasma bubble zonal drifts and neutral winds velocity over southeast asia.  - journal of physics: conference series.  1-5. 

idahwati sarudin, nurul shazana abdul hamid, mardina abdullah, suhaila m buhari.  (2019).  equatorial plasma bubbles zonal velocity in the monthly variations over southeast asia.  - the 2018 ukm fst postgraduate colloquium: proceedings of the universiti kebangsaan malaysia, faculty of science and technology 2018 postgraduate colloquium.  1-4. 

khairul adib yusof, mardina abdullah, nurul shazana abdul hamid.  (2021).  isyarat geomagnet untuk peramalan gempa bumi.  - .  135. 

n.a. elmunim, m. abdullah.  (2021).  ionospheric delay investigation and forecasting.  - .  100. 

bello saeed abioye, mardina abdullah, nurul shazana abdul hamid.  (2021).  characteristic of ionospheric parameters over equator region.  - .  148. 

rafidah abd malik, mardina abdullah, sabirin abdullah.  (2021).  komunikasi hf: hubungan ionosfera dan matahari.  - .  193. 

montadar abas taher, mandeep singh jit singh, mardina abdullah.  (2021).  wireless communication system : power reduction energy consumption.  - .  139. 

mandeep jit singh, mardina abdullah, baharudin yatim, mahamod ismail and wayan suparta.  (2010).  satellite communication.  - .  253-281. 

norsuzila yaacob, mardina abdullah and mahamod ismail.  (2010).  trends in telecommunications technologies.  - .  485-508. 

mardina abdullah.  (2022).  cuaca angkasa kesan kepada langit dan bumi.  - .  101. 

rafidah abd malik, mardina abdullah, sabirin abdullah.  (2021).  komunikasi hf: hubungan ionosfera dan matahari.  - .  193. 

montadar abas taher, mandeep singh jit singh, mardina abdullah.  (2021).  wireless communication system : power reduction energy consumption.  - .  139. 

n.a. elmunim, m. abdullah.  (2021).  ionospheric delay investigation and forecasting.  - .  100. 

sarani zakaria, andanastuti muchtar, aisyah abdul rahman, wan hanna melini wan mohtar, babul airianah othman, norazlin hassim, abdul munir abd. murad,.  (2021).  peraturan-peraturan universiti kebangsaan malaysia (pengajian siswazah) 2021.  - .  57. 

teh wai leong;mardina bt. abdullah.  (2021).  exploring magnetic reconnection in space.  - .  . 

teh wai leong;mardina bt. abdullah;sabirin bin abdullah.  (2021).  magnetic classification and structure of sunspots in the active regions associated with solar flares.  - .  . 

sabirin bin abdullah;mardina bt. abdullah;mohammad rashed iqbal faruque;teh wai leong.  (2021).  metamaterial based invisibility cloak for electromagnetic radiation control in space applications.  - .  . 

mardina abdullah.  (2021).  cakna petanda semula jadi, ramal gempa bumi lebih awal.  - berita harian.  1. 

sarani zakaria, aisyah abdul rahman, jaharah a. ghani, zarina abdul latiff, mardina abdullah, abdul munir abd. murad, wan hanna melini wan mohtar, ermy azziaty rozali, mohd hizam hanafiah, kartini aboo talib, mohd aladib samuri, rozainee khairudin, (9).  (2021).  guidelines for conducting oral examination for dissertation/thesis.  - .  1-46.