John E. Hopcroft. Complexity of Computer Computations. In IFIP Congress. pages 620-626, 1974.
@inproceedings{Hopcroft74, title = {Complexity of Computer Computations}, author = {John E. Hopcroft}, year = {1974}, tags = {e-science}, researchr = {https://researchr.org/publication/Hopcroft74}, cites = {0}, citedby = {0}, pages = {620-626}, booktitle = {IFIP Congress}, }