Seymour Ginsburg, Edwin H. Spanier. Mappings of languages by two-tape devices. In Proceedings of the Fifth Annual Symposium on Switching Circuit Theory and Logical Design, 11-13 November 1964, Princeton, New Jersey, USA. pages 57-67, IEEE, 1964.
@inproceedings{GinsburgS64, title = {Mappings of languages by two-tape devices}, author = {Seymour Ginsburg and Edwin H. Spanier}, year = {1964}, researchr = {https://researchr.org/publication/GinsburgS64}, cites = {0}, citedby = {0}, pages = {57-67}, booktitle = {Proceedings of the Fifth Annual Symposium on Switching Circuit Theory and Logical Design, 11-13 November 1964, Princeton, New Jersey, USA}, publisher = {IEEE}, }