TY  - JOUR
AU  - Krupková, Olga
TI  - Variational metrics on ${\bf R}\times TM$ and the geometry of nonconservative mechanics
JO  - Mathematica slovaca
PY  - 1994
SP  - 315
EP  - 335
VL  - 44
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MASLO_1994__44_3_a3/
LA  - en
ID  - MASLO_1994__44_3_a3
ER  -