Cherniga, R. M. “On New Exact Solutions of a Nonlinear Diffusion System That Describes the Growth of Protein Crystals”. Ukrains’kyi Matematychnyi Zhurnal 50, no. 8 (August 25, 1998): 1106–1120. Accessed April 26, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4860.