TY  - BOOK
AU  - Pars, L. A
TI  - An introduction to the calculus of variations
SN  - 9780486474205
U1  - 515.64 PAR 
PY  - 2010///
CY  - Mineola, NY
PB  - Dover Publications
KW  - Calculus of variations
N1  - Originally published: London : Heinemann Educational Books, 1962. Includes bibliographical references and index
ER  -