TY - JOUR AU - Božidar Jovanović TI - Billiards on constant curvature spaces and generating functions for systems with constraints JO - Theoretical and applied mechanics PY - 2017 SP - 103 VL - 44 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.2298/TAM170523005J/ DO - 10.2298/TAM170523005J LA - en ID - 10_2298_TAM170523005J ER -