TY - JOUR AU - Yu. A. Ryabov TI - Estimates of the radius of convergence for expansions in powers of the parameter and algorithms for construction of Mathieu functions JO - Differencialʹnye uravneniâ PY - 1979 SP - 1993 EP - 2003 VL - 15 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1979_15_11_a8/ LA - ru ID - DE_1979_15_11_a8 ER -