Andrzej Ehrenfeucht, Grzegorz Rozenberg. On the Subword Complexity and Square-Freeness of Formal Languages. In Peter Deussen, editor, Theoretical Computer Science, 5th GI-Conference, Karlsruhe, Germany, March 23-25, 1981, Proceedings. Volume 104 of Lecture Notes in Computer Science, pages 1-4, Springer, 1981.
@inproceedings{EhrenfeuchtR81, title = {On the Subword Complexity and Square-Freeness of Formal Languages}, author = {Andrzej Ehrenfeucht and Grzegorz Rozenberg}, year = {1981}, researchr = {https://researchr.org/publication/EhrenfeuchtR81}, cites = {0}, citedby = {0}, pages = {1-4}, booktitle = {Theoretical Computer Science, 5th GI-Conference, Karlsruhe, Germany, March 23-25, 1981, Proceedings}, editor = {Peter Deussen}, volume = {104}, series = {Lecture Notes in Computer Science}, publisher = {Springer}, isbn = {3-540-10576-X}, }