TY - JOUR AU - Teresa Ryba TI - Queueing system with merging of two input streams JO - Applicationes Mathematicae PY - 1972 SP - 419 EP - 427 VL - 13 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/am-13-4-419-427/ DO - 10.4064/am-13-4-419-427 LA - en ID - 10_4064_am_13_4_419_427 ER -