TY  - BOOK
AU  - Kletenik,D.V.
AU  - Yefimov,N.
TI  - A collection of problems in analytical geometry,
U1  - 516 
PY  - 1966///.
CY  - Moscow
PB  - Peace Publishers
KW  - Geometry, Analytic
KW  - The equation of a curve
ER  -