TY  - BOOK
AU  - Troutman, John L.,
AU  - Hrusa,W.
TI  - Variational calculus with elementary convexity
T2  - Undergraduate texts in mathematics
SN  - 0387907718
AV  - QA315 T725
PY  - 1983///
CY  - New York
PB  - Springer Verlag
KW  - Funciones convexas
KW  - Cálculo de variaciones
ER  -