@article{TAM_2017_44_1_a7,
     author = {Bo\v{z}idar Jovanovi\'c},
     title = {Billiards on constant curvature spaces and generating functions for systems with constraints},
     journal = {Theoretical and applied mechanics},
     pages = {103 - 114},
     publisher = {mathdoc},
     volume = {44},
     number = {1},
     year = {2017},
     url = {http://geodesic.mathdoc.fr/item/TAM_2017_44_1_a7/}
}