TY - JOUR AU - I. G. Sevruk TI - Approximate solution of the problem of cooling the heated ball immersed in a spherical layer of liquid JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1959 SP - 204 EP - 211 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1959_1_a20/ LA - ru ID - IVM_1959_1_a20 ER -