Pereira, A. L. and Pereira, M. C. (2002) “A generic property for the eigenfunctions of the Laplacian”, Topological Methods in Nonlinear Analysis, 20(2), pp. 283–313. Available at: https://apcz.umk.pl/TMNA/article/view/TMNA.2002.038 (Accessed: 3 July 2024).