TY - JOUR AU - O. N. Ivanov TI - Streamlining two cylinders and two spheres JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1990 SP - 89 EP - 93 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1990_4_a23/ LA - ru ID - VMUMM_1990_4_a23 ER -