Bisci, Giovanni Molica, and Vicentiu D. Radulescu. “Bifurcation Analysis of a Singular Elliptic Problem Modelling the Equilibrium of Anisotropic Continuous Media”. Topological Methods in Nonlinear Analysis 45, no. 2 (June 1, 2015): 493–508. Accessed January 22, 2026. https://apcz.umk.pl/TMNA/article/view/TMNA.2015.024.