Walter J. Savitch. Maze Recognizing Automata (Extended Abstract). In Conference Record, Fourth Annual ACM Symposium on Theory of Computing, 1-3 May 1972, Denver, Colorado, USA. pages 151-156, ACM, 1972.
@inproceedings{Savitch72, title = {Maze Recognizing Automata (Extended Abstract)}, author = {Walter J. Savitch}, year = {1972}, researchr = {https://researchr.org/publication/Savitch72}, cites = {0}, citedby = {0}, pages = {151-156}, booktitle = {Conference Record, Fourth Annual ACM Symposium on Theory of Computing, 1-3 May 1972, Denver, Colorado, USA}, publisher = {ACM}, }