Marc LeBrun. Descending Dungeons: 11286 [2007, 358]. The American Mathematical Monthly, 116(5):466-467, 2009. [doi]
@article{LeBrun09, title = {Descending Dungeons: 11286 [2007, 358]}, author = {Marc LeBrun}, year = {2009}, url = {http://www.jstor.org/stable/40391135}, researchr = {https://researchr.org/publication/LeBrun09}, cites = {0}, citedby = {0}, journal = {The American Mathematical Monthly}, volume = {116}, number = {5}, pages = {466-467}, }