U. K. Sarkar, P. P. Chakrabarti, Sujoy Ghose, S. C. De Sarkar. Pruning by Upperbounds in Heuristic Search: Use of Approximate Algorithms. In S. Ramani, Raman Chandrasekar, K. S. R. Anjaneyulu, editors, Knowledge Based Computer Systems, International Conference KBCS 89, Bombay, India, December 11-13, 1989, Proceedings. Volume 444 of Lecture Notes in Computer Science, pages 451-461, Springer, 1989.
Abstract is missing.