TY - JOUR AU - K. Urbanik TI - The Conditional expectations and the ergodic theorem for strictly stationary generalized stochastic processes JO - Studia Mathematica PY - 1958 SP - 267 VL - 17 IS - 3 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/STUMA_1958__17_3_216915/ LA - en ID - STUMA_1958__17_3_216915 ER -