Calculus of variations /
Elsgolts, L. E.,
Calculus of variations / By l.e. elsgolc - 178 páginas - International series of monographs in pure and applied mathematics ; v. 19 .
Cálculo de variaciones
QA315 / E513 1962
Calculus of variations / By l.e. elsgolc - 178 páginas - International series of monographs in pure and applied mathematics ; v. 19 .
Cálculo de variaciones
QA315 / E513 1962