Robert Givan, David A. McAllester, Carl Witty, Dexter Kozen. Tarskian Set Constraints. Inf. Comput., 174(2):105-131, 2002. [doi]
@article{GivanMWK02, title = {Tarskian Set Constraints}, author = {Robert Givan and David A. McAllester and Carl Witty and Dexter Kozen}, year = {2002}, url = {http://www.idealibrary.com/links/doi/10.1006/inco.2001.2973}, tags = {constraints}, researchr = {https://researchr.org/publication/GivanMWK02}, cites = {0}, citedby = {0}, journal = {Inf. Comput.}, volume = {174}, number = {2}, pages = {105-131}, }