Selinger, J., & Bruinsma, R. (1991). Hexagonal and nematic phases of chains. II. Phase transitions. Physical Review A. https://doi.org/10.1103/physreva.43.2922
Selinger, Jonathan, and Robijn Bruinsma. 1991. “Hexagonal and Nematic Phases of Chains. II. Phase Transitions”. Physical Review A. https://doi.org/10.1103/physreva.43.2922.
Selinger, J., and R. Bruinsma. Hexagonal and Nematic Phases of Chains. II. Phase Transitions. Physical Review A, 1 Mar. 1991, doi:10.1103/physreva.43.2922.