roslinda rosli, mardina abdullah, nur choiro siregar, siti aminah bahari, nurul shazana abdul hamid, sabirin abdullah, gan kok beng, lilia halim, noridawaty mat daud, badariah bais.  (2021).  raising students' awareness and achievement in space science with solar flare monitoring project- based approach.  - 7th international conference on space science and communication (iconspace).  290-293. 

nurliyana abdul rahim, mohd hezri mokhtar, muhammad raziq mohd rosli, mardina abdullah, siti aminah bahari.  (2021).  the effects of x-class solar flare monitored by ground-based gps receivers.  - 2021 7th international conference on space science and communication (iconspace).  211-214. 

n.a. elmunim, m. abdullah, s.a. bahari.  (2021).  comparison of ionospheric vtec predictions using the holt-winter and iri-2016 model in equatorial region.  - 34th general assembly and scientic symposium of the international union of radio science, ursi gass 2021.  1-4. 

siti aminah bahari, nurul shazana abdul hamid, mardina abdullah, sabirin abdullah.  (2021).  examination of solar flare monitoring using a low cost vlf receiver.  - 7th international conference on space science and communication (iconspace).  5-10. 

m. azman, m. abdullah, s. a. bahari, k. a. yusuf, n. s. h. harith.  (2019).  preliminary result of seismic response prior to mw 9.0 of tohoku earthquake in japan.  - proceeding of the 2019 6th international conference on space science and communication (iconspace).  197-200. 

roslinda rosli,mardina abdullah, nur choiro siregar, nurul shazana abdul hamid, sabirin abdullah, gan kok beng, lilia halim,noridawaty mat daud, siti aminah bahari, rosadah abd majid, badariah bais.  (2019).  exploring space science through the ukm-sid pi outreach program.  - proceeding of the 2019 6th international conference on space science and communication (iconspace).  253-256. 

s.a. bahari, m. abdullah, a.m. hasbi.  (2015).  a review of ionospheric studies in malaysia using gps.  - proceeding of the 2015 international conference on space science and communication (iconspace), 10-12 august 2015, langkawi, malaysia.  95-100. 

v. p. bong, w. a. wan zainal abidin, m. abdullah, k. hong ping, t. masri, s. a. bahari, and i. abba.  (2015).  gps signal strength due to ionospheric scintillation: preliminary models over sarawak.  - proceeding of the 2015 international conference on space science and communication (iconspace), 10-12 august 2015, langkawi, malaysia.  89-94. 

s. m. buhari, m. abdullah, t. yokoyama, a. m. hasbi, y. otsuka, m. nishioka, s.a. bahari, t. tsugawa.  (2015).  climatology of equatorial plasma bubble observed by myrtknet over the years 2008-2013.  - proceeding of the 2015 international conference on space science and communication (iconspace), 10-12 august 2015, langkawi, malaysia.  101-105. 

rosadah abd majid, mardina abdullah, badariah bais, alina marie hasbi, nor syaidah bahri, siti aminah bahari, mohd hezri mokhtar.  (2015).  malaysian students` perception and attitude towards space science: a pilot study.  - proceeding of the 2015 international conference on space science and communication (iconspace), 10-12 august 2015, langkawi, malaysia.  297-301. 

zahira m. radzi, mardina abdullah, alina marie hasbi,js mandeep,siti aminah bahari.  (2013).  seasonal variation of total electron content at equatorial station, langkawi, malaysia.  - proceeding of the 2013 ieee international conference on space science and communication (iconspace).  . 

nouf abd elmunim ahmed ismail; mardina abdullah; alina marie hasbi; siti aminah bahari.  (2013).  short-term forecasting ionospheric delay over ukm, malaysia, using the holt-winter method.  - proceeding of the 2013 ieee international conference on space science and communication (iconspace).  . 

wong pik wah, mardina abdullah, alina marie hasbi, siti aminah bahari.  (2012).  development of a vlf receiver system for sudden ionospheric disturbances (sid) detection.  - 2012 5th ieee asia-pacific conference on applied electromagnetics, apace 2012; melaka; malaysia.  . 

abdullah m., abdullah s., bahari s.a., asnawi, suparta w., zain a.f.mohd., kadokura a., bjornsson g..  (2011).  tec variations at gps stations over high-latitude and at the equatorial region.  - 2011 ieee international conference on space science and communication: "towards exploring the equatorial phenomena", iconspace 2011; penang.  .