Methods of heuristics - Groner, Rudolf; Groner, Marina; Bischof, Walter F.; Max and Elsa Beer-Brawand Foundation. (L. Erlbaum Associates, 1983)
"Proceedings of an interdisciplinary symposium ... held at the University of Bern, Switzerland, from September 15 to 19, 1980"--P.
Sponsored by the Max and Elsa Beer-Brawand Foundation.