@article{1183503897, author = {White, H. S.}, title = {Fourteen species of skew hexagons}, journal = {Bull. Amer. Math. Soc.}, volume = {47}, number = {11}, year = {1941}, pages = { 764-768}, language = {en}, url = {http://dml.mathdoc.fr/item/1183503897} }
White, H. S. Fourteen species of skew hexagons. Bull. Amer. Math. Soc., Tome 47 (1941) no. 11, pp. 764-768. http://gdmltest.u-ga.fr/item/1183503897/