@article{1183531397, author = {Clancey, Kevin F.}, title = {Putnam's inequality for the annulus}, journal = {Bull. Amer. Math. Soc.}, volume = {76}, number = {4}, year = {1970}, pages = { 93-95}, language = {en}, url = {http://dml.mathdoc.fr/item/1183531397} }
Clancey, Kevin F. Putnam's inequality for the annulus. Bull. Amer. Math. Soc., Tome 76 (1970) no. 4, pp. 93-95. http://gdmltest.u-ga.fr/item/1183531397/