TY - JOUR AU - S. E. Stepanov TI - Bochner's technique in the theory of Riemannian almost product structures JO - Matematičeskie zametki PY - 1990 SP - 93 EP - 98 VL - 48 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1990_48_2_a11/ LA - ru ID - MZM_1990_48_2_a11 ER -