@article{GDZPPN002105195, title = {An isoembolic pinching theorem.}, journal = {Inventiones mathematicae}, volume = {93}, year = {1988}, pages = {385-388}, zbl = {0648.53025}, url = {http://dml.mathdoc.fr/item/GDZPPN002105195} }
Croke, Christopher B. An isoembolic pinching theorem.. Inventiones mathematicae, Tome 93 (1988) pp. 385-388. http://gdmltest.u-ga.fr/item/GDZPPN002105195/