APA (7th ed.) Citation

Hélière, A., Armandillo, E., Durand, Y., Culoma, A., & Meynart, R. (2017). Lidar instruments for ESA Earth observation missions. SPIE. https://doi.org/10.1117/12.2308005

Chicago Style (17th ed.) Citation

Hélière, Arnaud, Errico Armandillo, Yannig Durand, Alain Culoma, and Roland Meynart. Lidar Instruments for ESA Earth Observation Missions. SPIE, 2017. https://doi.org/10.1117/12.2308005.

MLA (9th ed.) Citation

Hélière, Arnaud, et al. Lidar Instruments for ESA Earth Observation Missions. SPIE, 2017. https://doi.org/10.1117/12.2308005.