Broken Triangles Revisited. - Martin C. Cooper; Aymeric Duchein; Guillaume Escamocher (CP, 2015)

Broken triangles: From value merging to a tractable class of general-arity constraint satisfaction problems. - Martin C. Cooper; Aymeric Duchein; Achref El Mouelhi; Guillaume Escamocher; Cyril Terrioux; Bruno Zanuttini (Artif. Intell., 2016)