@conference{UBHD-1050752, author={Fenstad, Jens E.}, title={Proceedings of the 1972 Oslo Symposium}, year={1974}, pages={VII, 456 S.}, language={eng}, isbn={0-7204-2276-0 and 978-0-7204-2276-4}, number={ARRAY(0x55f0532d9320)}, series={Generalized recursion theory}, library={UB [Signatur: 76 B 244] ; MA [Signatur: Kongr. 1972/28] ; MA [Signatur: Kongr. 1972/28a]}, }