@article{GDZPPN002430703,
title = {Filtrations of Principal Indecomposable Modules of Frobenius Kernels of Reductive Groups.},
journal = {Mathematische Zeitschrift},
volume = {189},
year = {1985},
pages = {515-528},
zbl = {0561.20031},
url = {http://dml.mathdoc.fr/item/GDZPPN002430703}
}
Jia-Chen, Ye. Filtrations of Principal Indecomposable Modules of Frobenius Kernels of Reductive Groups.. Mathematische Zeitschrift, Tome 189 (1985) pp. 515-528. http://gdmltest.u-ga.fr/item/GDZPPN002430703/