@article{DVMG_2010_10_2_a5,
     author = {L. V. Marchenko},
     title = {The asymptotic distribution of eigenvalues of boundary problem for spherical domain},
     journal = {Dalʹnevosto\v{c}nyj matemati\v{c}eskij \v{z}urnal},
     pages = {162--169},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DVMG_2010_10_2_a5/}
}