00784nam0-22002531i-450-990001155760403321000115576FED01000115576(Aleph)000115576FED01000115576--------d--------km-y0itay50------baeng<<A >>geometrical study of the elementary catastrophesby Woodcock and PostonBerlin [etc.]Springer-Verlag1974Lecture Notes in Mathematics373Woodcock,Alexander Edward Richard2103Poston,TimITUNINARICAUNIMARCBK990001155760403321C-20-(37314997MA1MA1Geometrical study of the elementary catastrophes262716UNINA