@article{CRMATH_2019__357_2_180_0,
     author = {Michel, Deborah},
     title = {Eigenvalue and gap estimates of isometric immersions for the {Dirichlet-to-Neumann} operator acting on \protect\emph{p}-forms},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {180--187},
     publisher = {Elsevier},
     volume = {357},
     number = {2},
     year = {2019},
     doi = {10.1016/j.crma.2019.01.006},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2019.01.006/}
}