APA (7th ed.) Citation

Akhtar, S., Elshafei-Abmed, M., Ahmed, M., & unknown. (2001). Detection of helicopters using neural nets.

Chicago Style (17th ed.) Citation

Akhtar, S., M. Elshafei-Abmed, M.S Ahmed, and unknown. Detection of Helicopters Using Neural Nets. 2001.

MLA (9th ed.) Citation

Akhtar, S., et al. Detection of Helicopters Using Neural Nets. 2001.

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