Giorgio Ausiello, Alessandro D Atri, Marco Protasi. On the Structure of Combinatorial Problems and Structure Preserving Reductions. In Arto Salomaa, Magnus Steinby, editors, Automata, Languages and Programming, Fourth Colloquium, University of Turku, Finland, July 18-22, 1977, Proceedings. Volume 52 of Lecture Notes in Computer Science, pages 45-60, Springer, 1977.
@inproceedings{AusielloDP77, title = {On the Structure of Combinatorial Problems and Structure Preserving Reductions}, author = {Giorgio Ausiello and Alessandro D Atri and Marco Protasi}, year = {1977}, researchr = {https://researchr.org/publication/AusielloDP77}, cites = {0}, citedby = {0}, pages = {45-60}, booktitle = {Automata, Languages and Programming, Fourth Colloquium, University of Turku, Finland, July 18-22, 1977, Proceedings}, editor = {Arto Salomaa and Magnus Steinby}, volume = {52}, series = {Lecture Notes in Computer Science}, publisher = {Springer}, isbn = {3-540-08342-1}, }