TY - JOUR AU - I. Koźniewska TI - Ergodicity of non-homogeneous Markov chains with two states JO - Colloquium Mathematicum PY - 1957 SP - 208 EP - 215 VL - 5 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-5-2-208-215/ DO - 10.4064/cm-5-2-208-215 LA - en ID - 10_4064_cm_5_2_208_215 ER -