Thierry Vallée. Map Theory: From Well-Foundation to Antifoundation. Electronic Notes in Theoretical Computer Science, 73:217-245, 2004. [doi]
@article{Vallee04, title = {Map Theory: From Well-Foundation to Antifoundation}, author = {Thierry Vallée}, year = {2004}, doi = {10.1016/j.entcs.2004.08.010}, url = {http://dx.doi.org/10.1016/j.entcs.2004.08.010}, researchr = {https://researchr.org/publication/Vallee04}, cites = {0}, citedby = {0}, journal = {Electronic Notes in Theoretical Computer Science}, volume = {73}, pages = {217-245}, }