TY  - BOOK
AU  - Hermann, Robert
TI  - Differential geometry and the calculus of variations
T2  - Interdisciplinary Mathematics 
SN  - 0915692244
PY  - 1968///
CY  - Brookline
PB  - Math Sci Press
KW  - Geometry, Differential
KW  - Calculus of variations
N1  - B L3.1-L3.19
ER  -