APA (7th ed.) Citation

Zhong, Y., Alici, G., Shirinzadeh, B., & Unknown. (2004). A virtual reality environment for visualizing discrete event simulation. PCMM.

Chicago Style (17th ed.) Citation

Zhong, Yongmin, G. Alici, B. Shirinzadeh, and Unknown. A Virtual Reality Environment for Visualizing Discrete Event Simulation. PCMM, 2004.

MLA (9th ed.) Citation

Zhong, Yongmin, et al. A Virtual Reality Environment for Visualizing Discrete Event Simulation. PCMM, 2004.