Pekka Orponen, David A. Russo, Uwe Schöning. Polynomial Levelability and Maximal Complexity Cores. In Wilfried Brauer, editor, Automata, Languages and Programming, 12th Colloquium, Nafplion, Greece, July 15-19, 1985, Proceedings. Volume 194 of Lecture Notes in Computer Science, pages 435-444, Springer, 1985.
@inproceedings{OrponenRS85, title = {Polynomial Levelability and Maximal Complexity Cores}, author = {Pekka Orponen and David A. Russo and Uwe Schöning}, year = {1985}, researchr = {https://researchr.org/publication/OrponenRS85}, cites = {0}, citedby = {0}, pages = {435-444}, booktitle = {Automata, Languages and Programming, 12th Colloquium, Nafplion, Greece, July 15-19, 1985, Proceedings}, editor = {Wilfried Brauer}, volume = {194}, series = {Lecture Notes in Computer Science}, publisher = {Springer}, isbn = {3-540-15650-X}, }