@article{ASENS_1980_4_13_4_419_0, author = {Croke, Christopher B.}, title = {Some isoperimetric inequalities and eigenvalue estimates}, journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure}, pages = {419--435}, publisher = {Elsevier}, volume = {Ser. 4, 13}, number = {4}, year = {1980}, doi = {10.24033/asens.1390}, mrnumber = {83d:58068}, zbl = {0465.53032}, language = {en}, url = {http://archive.numdam.org/articles/10.24033/asens.1390/} }