@article{1200773134, author = {Nobusawa, Nobuo}, title = {Primitive symmetric sets in finite orthogonal geometry}, journal = {Osaka J. Math.}, volume = {17}, number = {1}, year = {1980}, pages = { 407-410}, language = {en}, url = {http://dml.mathdoc.fr/item/1200773134} }
Nobusawa, Nobuo. Primitive symmetric sets in finite orthogonal geometry. Osaka J. Math., Tome 17 (1980) no. 1, pp. 407-410. http://gdmltest.u-ga.fr/item/1200773134/