TY - JOUR AU - J. Kucharczyk AU - Danuta Machulec AU - J. Węgierski TI - Congestion studies in railway stations and yards by digital simulation (I) JO - Applicationes Mathematicae PY - 1971 SP - 79 EP - 89 VL - 12 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am-12-1-79-89/ DO - 10.4064/am-12-1-79-89 LA - en ID - 10_4064_am_12_1_79_89 ER -