1. D.W. BARRON Recursive Techniques in Programming Macdonald Computer Monographs, 1968
2. F.L. BAUER Variables Considered Harmful Seminar, TU Munich, 1974
3. F.L. BAUER A Philosophy of Programming TU Munich, 1975
4. F.L. BAUER Marktoberdorf, 1975 (b)
5. R.M. BURSTALL, J. DARLINGTON Some Transformations for Developping Recursive Programs SIGPLAN Notices 10, 6, June 1975