@article{106066, author = {Ji\v r\'\i\ Sou\v cek}, title = {On lengths of closed geodesics}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {022}, year = {1981}, pages = {212-213}, zbl = {0506.53022}, language = {en}, url = {http://dml.mathdoc.fr/item/106066} }
Souček, Jiří. On lengths of closed geodesics. Commentationes Mathematicae Universitatis Carolinae, Tome 022 (1981) pp. 212-213. http://gdmltest.u-ga.fr/item/106066/
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