Valery A. Liskovets. A reductive technique for enumerating non-isomorphic planar maps. Discrete Mathematics, 156(1-3):197-217, 1996. [doi]
@article{Liskovets96-0, title = {A reductive technique for enumerating non-isomorphic planar maps}, author = {Valery A. Liskovets}, year = {1996}, doi = {10.1016/0012-365X(94)00347-L}, url = {http://dx.doi.org/10.1016/0012-365X(94)00347-L}, researchr = {https://researchr.org/publication/Liskovets96-0}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {156}, number = {1-3}, pages = {197-217}, }