@article{IVM_1982_9_a7,
     author = {A. P. Norden and N. Kh. Kharisova},
     title = {Scalar field on a~sphere},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {40--48},
     publisher = {mathdoc},
     number = {9},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1982_9_a7/}
}