@article{AIHPA_1987__46_4_373_0,
     author = {Englisch, H. and Schr\"oder, M. and \v{S}eba, P.},
     title = {The free laplacian with attractive boundary conditions},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {373--382},
     publisher = {Gauthier-Villars},
     volume = {46},
     number = {4},
     year = {1987},
     mrnumber = {912155},
     zbl = {0643.58031},
     language = {en},
     url = {http://www.numdam.org/item/AIHPA_1987__46_4_373_0/}
}