Lance Fortnow, Joshua A. Grochow. Complexity classes of equivalence problems revisited. Inf. Comput., 209(4):748-763, 2011. [doi]
@article{FortnowG11, title = {Complexity classes of equivalence problems revisited}, author = {Lance Fortnow and Joshua A. Grochow}, year = {2011}, doi = {10.1016/j.ic.2011.01.006}, url = {http://dx.doi.org/10.1016/j.ic.2011.01.006}, researchr = {https://researchr.org/publication/FortnowG11}, cites = {0}, citedby = {0}, journal = {Inf. Comput.}, volume = {209}, number = {4}, pages = {748-763}, }