Steven Homer, Luc Longpré. On Reductions of NP Sets to Sparse Sets. J. Comput. Syst. Sci., 48(2):324-336, 1994.
@article{HomerL94, title = {On Reductions of NP Sets to Sparse Sets}, author = {Steven Homer and Luc Longpré}, year = {1994}, researchr = {https://researchr.org/publication/HomerL94}, cites = {0}, citedby = {0}, journal = {J. Comput. Syst. Sci.}, volume = {48}, number = {2}, pages = {324-336}, }