Michele Conforti Gérard Cornuéjols Xinming Liu Kristina Vuskovic Giacomo Zambelli Odd Hole Recognition in Graphs of Bounded Clique Size. 42-48 2006 20 SIAM J. Discrete Math. 1 http://epubs.siam.org/SIDMA/volume-20/art_44540.html db/journals/siamdm/siamdm20.html#ConfortiCLVZ06