@Article{ FelNorOgn21a, author = { Felli, Veronica and Noris, Benedetta and Ognibene, Roberto }, title = { Eigenvalues of the Laplacian with moving mixed boundary conditions: the case of disappearing Neumann region }, journal = { Journal of Differential Equations }, year = { 2021 }, doi = { https://doi.org/10.1016/j.jde.2022.02.052 }, pages = { }, URL = { http://cvgmt.sns.it/paper/5309/ }, note = { cvgmt preprint} }