APA (7th ed.) Citation

Haichang, G., Zhongjie, R., Xiuling, C., Xiyang, L., & Aickelin, U. (2010). A new graphical password scheme resistant to shoulder-surfing. Institute of Electrical and Electronics Engineers.

Chicago Style (17th ed.) Citation

Haichang, Gao, Ren Zhongjie, Chang Xiuling, Liu Xiyang, and Uwe Aickelin. A New Graphical Password Scheme Resistant to Shoulder-surfing. Institute of Electrical and Electronics Engineers, 2010.

MLA (9th ed.) Citation

Haichang, Gao, et al. A New Graphical Password Scheme Resistant to Shoulder-surfing. Institute of Electrical and Electronics Engineers, 2010.