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@article{CMUC_1984__25_2_a6, author = {Sou\v{c}ek, Ji\v{r}{\'\i}}, title = {Morse-Sard theorem for closed geodesics}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {265--272}, publisher = {mathdoc}, volume = {25}, number = {2}, year = {1984}, mrnumber = {768814}, zbl = {0552.58013}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1984__25_2_a6/} }
Souček, Jiří. Morse-Sard theorem for closed geodesics. Commentationes Mathematicae Universitatis Carolinae, Tome 25 (1984) no. 2, pp. 265-272. http://geodesic.mathdoc.fr/item/CMUC_1984__25_2_a6/