TY - JOUR AU - Balashova, G. S. TI - Some classes of infinitely differentiable functions JO - Mathematica Bohemica PY - 1999 SP - 167 EP - 172 VL - 124 IS - 2-3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/MB.1999.126256/ DO - 10.21136/MB.1999.126256 LA - en ID - 10_21136_MB_1999_126256 ER -