Co., 1971, ISBN 0-7204-2266-3*"Algorithms and recursive functions" by A. I. Malcev, Groningen, Wolters-Noordhoff Pub.
Co., 1971, ISBN 0-7204-2266-3* "Algorithms and recursive functions" by A. I. Malcev, Groningen, Wolters-Noordhoff Pub.