By Le V.K.   in Journal of Differential Equations

ISSN:0022-0396|131|1|39-78

Academic Press‎(1996)‎

Access to resources Favorite 16.566738

By Le V. K.   in Journal of Optimization Theory and Applications

ISSN:0022-3239|119|1|83-103

Springer Publishing Company ‎(2003)‎

Access to resources Favorite 5.942513