TY - JOUR AU - Góra, P. AU - Boyarsky, A. TI - Compactness of Invariant Densities for Families of Expanding, Piecewise Monotonic Transformations JO - Canadian journal of mathematics PY - 1989 SP - 855 EP - 869 VL - 41 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1989-039-8/ DO - 10.4153/CJM-1989-039-8 ID - 10_4153_CJM_1989_039_8 ER -