@article{CRMECA_2009__337_8_585_0,
     author = {Sergey A. Nazarov and Eugenia P\'erez},
     title = {New asymptotic effects for the spectrum of problems on concentrated masses near the boundary},
     journal = {Comptes Rendus. M\'ecanique},
     pages = {585--590},
     publisher = {Elsevier},
     volume = {337},
     number = {8},
     year = {2009},
     doi = {10.1016/j.crme.2009.07.002},
     language = {en},
}