@article{article2dd78cff,
title   = {The Hadamard formula for nonlocal eigenvalue problems},
author = {Benguria, Rafael D and Pereira, Marcone Corrêa and Sáez, Mariel},
year = {2024},
doi = {10.1007/s00208-023-02673-z},
journal   = {Mathematische Annalen}
}