TY - JOUR A1 - Stephan, RĂ¼diger T1 - Facets of the (s,t)-p-path polytope T2 - Discrete Appl. Math. Y1 - 2009 UR - https://opus4.kobv.de/opus4-zib/frontdoor/index/index/docId/3331 VL - 157 IS - 14 SP - 3119 EP - 3132 ER -