The Permutations 123p 4…p m and 321p 4…p m are Wilf-Equivalent Eric BabsonJulian West Pages: 373 - 380
Efficiently Recognizing the P 4-Structure of Trees and of Bipartite Graphs Without Short Cycles Andreas BrandstädtVan Bang LeStephan Olariu Pages: 381 - 387
Colour Number, Capacity, and Perfectness of Directed Graphs Emanuela FachiniJános Körner Pages: 389 - 398
Even Cycles in Graphs with Many Odd Cycles Ralph J. FaudreeEvelyne FlandrinRichard H. Schelp Pages: 399 - 410
Independent Directed Triangles in a Directed Graph Hong WangRID="*"ID="*" This research was supported by UIRC SEED GRANTS–KDY932 Pages: 453 - 462