TY  - JOUR
AU  - E. G. Celakovskać
TI  - On Isometry Links between

 4-Velocity Vectors
JO  - Novi Sad Journal of Mathematics
PY  - 2008
SP  - 165
EP  - 172
VL  - 38
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NSJOM_2008_38_3a_20/
ID  - NSJOM_2008_38_3a_20
ER  -