Backtrack Programming
Solomon W. Golomb, L. D. Baumert · Journal of the ACM · 1965
A widely used method of efftcient search is examined in detail.This examination provides the opportunity to formulate its scope and methods in their full generality.In addL tion to a general exposition of the basic process, some important refinemertts are indicated.Examples are given which illustrate the salient features of this searching process.