KAVALIAUSKAS, Algis. Hopf bifurcation on one of tumor models. Lietuvos matematikos rinkinys, [S. l.], v. 45, n. spec., p. 78–82, 2005. DOI: 10.15388/LMR.2005.24558. Disponível em: https://www.journals.vu.lt/LMR/article/view/24558.. Acesso em: 14 may. 2024.