TY  - BOOK
AU  - Rektorys, Karel
TI  - Variational methods in mathematics, science and engineering
SN  - 90-277-0488-0
PY  - 1977///
CY  - Dordrecht
PB  - D. Reidel Publishing
KW  - Differential Equations
KW  - NASA Thesaurus
KW  - Variational Methods
ER  -