00706nam0-22002531i-450-990001159340403321000115934FED01000115934(Aleph)000115934FED0100011593420000920d1980----km-y0itay50------baengRecursion TheoryCambridge [etc.]Cambridge University Press1980London Mathematical Society lecture note series45Edited by F.R.Drake and S.S.WainerITUNINARICAUNIMARCBK990001159340403321C-9-(4520414MA1MA1Recursion Theory346678UNINAING01