TY - JOUR AU - Fong, Humphrey TI - Ratio and Stochastic Ergodic Theorems for Superadditive Processes JO - Canadian journal of mathematics PY - 1979 SP - 441 EP - 447 VL - 31 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1979-048-2/ DO - 10.4153/CJM-1979-048-2 ID - 10_4153_CJM_1979_048_2 ER -