APA-referens (7:e uppl.)

Yamasaki, K., Nanjo, K. Z., & Chiba, S. (2011). Symmetry and entropy of biological patterns. BioSystems, 103(1), 105. https://doi.org/10.1016/j.biosystems.2010.10.010

Chicago-referens (17:e uppl.)

Yamasaki, Kazuhito, Kazuyoshi Z. Nanjo, och Satoshi Chiba. "Symmetry and Entropy of Biological Patterns." BioSystems 103, no. 1 (2011): 105. https://doi.org/10.1016/j.biosystems.2010.10.010.

MLA-referens (9:e uppl.)

Yamasaki, Kazuhito, et al. "Symmetry and Entropy of Biological Patterns." BioSystems, vol. 103, no. 1, 2011, p. 105, https://doi.org/10.1016/j.biosystems.2010.10.010.