khairiatul mardiana jansar, masni mohd. ali, marlia mohd hanafiah, mohd fauzi sayuti.  (2021).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp. (3rd report).  - .  1-32. 

khairiatul mardiana jansar, marlia mohd hanafiah, azhar abdul halim.  (2020).  visual communication technique to enhance teaching and learning processes in quantitative analysis and instrumentation course.  - kongres dan pertandingan inovasi pengajaran dan pembelajaran 2020.  70. 

khairiatul mardiana jansar, marlia mohd. hanafiah, masni mohd ali, mohd fauzi sayuti.  (2020).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp. (2nd report).  - .  1-34. 

khairiatul mardiana jansar, marlia mohd hanafiah, masni mohd ali, muhamad safwan ishak.  (2020).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp..  - .  1-42. 

marlia mohd hanafiah, khairiatul mardiana jansar, nurul umairah mohd nizam.  (2020).  mystream: empowering 21st century skills through transdisciplinary and sustainability techniques.  - kongres & petandingan inovasi p&p (knovasi 2020).  68. 

mohd shahrul mohd nadzir, nurul `ain ab jalil, khairiatul mardiana jansar, marlia mohd hanafiah.  (2019).  xbep4103 environmental health practices.  - .  1-194. 

khairiatul mardiana jansar, fatimah s.m. bajrai, ismail sahid.  (2019).  behaviour of imazapic and imazapyr in paddy soil (beriah soil).  - the 11th international fundamental science congress.  264-267. 

khairiatul mardiana jansar, muhamad safwan ishak, ismail sahid.  (2018).  alelopati dan potensinya dalam pengurusan rumpai.  - majalah fst lestari.  . 

khairiatul mardiana jansar, ismail sahid, siti nur ain suhaimi & muhamad safwan ishak.  (2018).  water quality and anthropogenic pollutants determination in sungai bertam, cameron highlands, pahang.  - 31st international conference of analytical sciences 2018 (skam31).  . 

khairiatul mardiana jansar & ismail sahid.  (2018).  determination of glyphosate and aminomethylphosphonic acid and glyphosate potential to groundwater pollution..  - 31st international conference of analytical sciences 2018 (skam31).  . 

bajrai f.s.m., ismail b.s., mardiana-jansar k. and omar r..  (2017).  persistence of imazapic and imazapyr in paddy soil and water.  - 5th international conference on research in chemical, agricultural and biological sciences (rcabs-2017).  . 

mardiana-jansar k. & ismail b. s, marlia m. h.  (2016).  residue determination and monitoring levels of metsulfuron methyl in selected rivers at tasik chini, pahang, malaysia..  - 27th regional symposium of malaysia analytical sciences.  . 

tayeb, m. a., ismail, b. s. and mardiana -jansar, k..  (2014).  method development recovery and validation of glufosinate ammonium from soil and water.  - 8th international conference on plant protection in the tropics (icppt).  . 

hani kartini bt agustar, khairiatul mardiana jansar.  (2010).  abundance and diveristy of aquatic macroinvertebrates in selected river at fraser hill.  - seminar bio-kejuruteraan, penilaian ekosistem dan spesies 2009.  . 

khairiatul mardiana jansar, hani kartini agustar.  (2009).  water quality of bukit fraser, current status.  - seminar bio-kejuruteraan, penilai ekosistem & spesies 2009, bukit fraser, pahang..  .