APA (7th ed.) Citation

Muhammad, H. A., & unknown. (2020). Estimation of spilled hydrocarbon volume - The state-of-the-art.

Chicago Style (17th ed.) Citation

Muhammad, H. Al-Malack, and unknown. Estimation of Spilled Hydrocarbon Volume - The State-of-the-art. 2020.

MLA (9th ed.) Citation

Muhammad, H. Al-Malack, and unknown. Estimation of Spilled Hydrocarbon Volume - The State-of-the-art. 2020.

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