Geng, J., & Selinger, J. (2009). Theory and Simulation of Two-Dimensional Nematic and Tetratic Phases. Physical Review E. https://doi.org/10.1103/PhysRevE.80.011707
Geng, Jun, and Jonathan Selinger. 2009. “Theory and Simulation of Two-Dimensional Nematic and Tetratic Phases”. Physical Review E. https://doi.org/10.1103/PhysRevE.80.011707.
Geng, J., and J. Selinger. Theory and Simulation of Two-Dimensional Nematic and Tetratic Phases. Physical Review E, 23 July 2009, doi:10.1103/PhysRevE.80.011707.