TY  - BOOK
AU  - Bansilal
AU  - 
TI  - Three - dimensional differential geometry
PY  - 1976///
CY  - Delhi
PB  - Atma Ram
KW  - Differential geometry
KW  - three-dimensional differential geometry
KW  - Trignometry
KW  - Geometry
KW  - Mathematics
KW  - Number theory
KW  - Set theory
KW  - Group theory
KW  - Co-ordinate geometry
KW  - Mathemaical sciences
ER  -