TY - JOUR AU - D. A. Vladimirov AU - B. A. Efimov TI - The power of extremally disconnected spaces and of complete Boolean algebras JO - Doklady Akademii Nauk PY - 1970 SP - 1247 EP - 1250 VL - 194 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1970_194_6_a0/ LA - ru ID - DAN_1970_194_6_a0 ER -