TY  - BOOK
AU  - Bolza,Oskar
TI  - Lectures on the calculus of variations 
U1  - 517.4 BOL  
PY  - 1946///.
CY  - New York : 
PB  - G. E. Stechert & Co., 
KW  - Calculus of variations
N1  - Includes index.
ER  -