TY - BOOK AU - BUTTS,Robert E. AU - Jaakko Hintakka TI - Logic foundations of mathematics and computability theory: part one of the proceedings of the fifth international congress of logicmethodology and philpsophy of science London Ontario Canada 1975 SN - 9027707081 U1 - 511.3 PY - 1975/// CY - Dorddrech PB - D.Reidelpublishing company N1 - Include Index ER -