John M. Hitchcock. The size of SPP. Theoretical Computer Science, 320(2-3):495-503, 2004. [doi]
@article{Hitchcock04:1, title = {The size of SPP}, author = {John M. Hitchcock}, year = {2004}, doi = {10.1016/j.tcs.2004.02.029}, url = {http://dx.doi.org/10.1016/j.tcs.2004.02.029}, researchr = {https://researchr.org/publication/Hitchcock04%3A1}, cites = {0}, citedby = {0}, journal = {Theoretical Computer Science}, volume = {320}, number = {2-3}, pages = {495-503}, }