saiful irwan zubairi, nursyazwanie ishak, zalifah mohd kasim, zainun nurzahim.  (2021).  yogurt drink spoilage profiles: characterization of physico-chemical properties and coliform potability analysis.  - arabian journal of chemistry.  1-10. 

lailatul syema jurid, saiful irwan zubairi, zalifah mohd kasim, ili afiqa ab kadir.  (2020).  the effect of repetitive frying on physicochemical properties of refined, bleached and deodorized malaysian tenera palm olein during deep-fat frying.  - arabian journal of chemistry.  6149-6160. 

mohamad faizulhelmi fadzilah, saiful irwan zubairi, noraziani zainal abidin, zalifah mohd kasim, azwan lazim.  (2020).  physico-chemical and sensory acceptance of carica papaya leaves extract edible o/w emulsion as prospective natural remedies.  - arabian journal of chemistry.  7829-7842.