TY - JOUR AU - George G. Roussas TI - A relation between two Functions and the σ-fields Induced by them JO - Δελτίο της Ελληνικής Μαθηματικής Εταιρίας PY - 1964 SP - 98 EP - 101 VL - 05 IS - A UR - http://geodesic.mathdoc.fr/item/DEME_1964_05_A_a8/ LA - gr ID - DEME_1964_05_A_a8 ER -