APA Citation

Abdullah, S., & Mohd Zain, A. F. A 3-year observation of the ionospheric critical frequency over Malaysia.

Chicago Style Citation

Abdullah, Sabirin, and Ahmad Faizal Mohd Zain. A 3-year Observation of the Ionospheric Critical Frequency Over Malaysia.

MLA Citation

Abdullah, Sabirin, and Ahmad Faizal Mohd Zain. A 3-year Observation of the Ionospheric Critical Frequency Over Malaysia.

Warning: These citations may not always be 100% accurate.