@article{M2AN_1993__27_6_777_0,
     author = {Nazarov, S. A.},
     title = {Interaction of concentrated masses in a harmonically oscillating spatial body with {Neumann} boundary conditions},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {777--799},
     publisher = {AFCET - Gauthier-Villars},
     address = {Paris},
     volume = {27},
     number = {6},
     year = {1993},
     mrnumber = {1246999},
     zbl = {0791.35090},
     language = {en},
     url = {http://www.numdam.org/item/M2AN_1993__27_6_777_0/}
}