TY - JOUR AU - F. Spitzer TI - A combinatorial lemma and its application to probability theory JO - Matematika PY - 1964 SP - 135 EP - 150 VL - 8 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAT_1964_8_4_a4/ LA - ru ID - MAT_1964_8_4_a4 ER -