TY - JOUR AU - VeselĂ˝, Petr TI - Two contributions to the theory of coefficients of ergodicity JO - Czechoslovak Mathematical Journal PY - 1992 SP - 73 EP - 88 VL - 42 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1992.128308/ DO - 10.21136/CMJ.1992.128308 LA - en ID - 10_21136_CMJ_1992_128308 ER -