@article{1102946330, author = {Silverman, Edward}, title = {Strong quasi-convexity.}, journal = {Pacific J. Math.}, volume = {49}, number = {2}, year = {1973}, pages = { 549-554}, language = {en}, url = {http://dml.mathdoc.fr/item/1102946330} }
Silverman, Edward. Strong quasi-convexity.. Pacific J. Math., Tome 49 (1973) no. 2, pp. 549-554. http://gdmltest.u-ga.fr/item/1102946330/