MLA

Urbach, H. Paul; Zhang, Guangjun, and Guangjun Zhang. 3rd International Symposium of Space Optical Instruments and Applications. Springer International Publishing, 2017.

APA

Urbach, G., & Zhang, G. (2017). 3rd International Symposium of Space Optical Instruments and Applications. Springer International Publishing.

Chicago

Urbach, H. Paul; Zhang, Guangjun, and Guangjun Zhang. 3rd International Symposium of Space Optical Instruments and Applications. : Springer International Publishing, 2017.