@article{01779094, title = {The equivalence between the Hamiltonian and Lagrangian formulations for the parametrization-invariant theories.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {30}, year = {2002}, pages = {9-14}, doi = {10.1155/S016117120201253X}, zbl = {1008.37039}, language = {en}, url = {http://dml.mathdoc.fr/item/01779094} }
Muslih, S.I. The equivalence between the Hamiltonian and Lagrangian formulations for the parametrization-invariant theories.. International Journal of Mathematics and Mathematical Sciences, Tome 30 (2002) pp. 9-14. doi : 10.1155/S016117120201253X. http://gdmltest.u-ga.fr/item/01779094/