@article{GDZPPN002207931,
title = {Perfectly plastic plates: a variational definition.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {405},
year = {1990},
pages = {39-50},
url = {http://dml.mathdoc.fr/item/GDZPPN002207931}
}
Percivale, D. Perfectly plastic plates: a variational definition.. Journal für die reine und angewandte Mathematik, Tome 405 (1990) pp. 39-50. http://gdmltest.u-ga.fr/item/GDZPPN002207931/