@article{CRMATH_2007__345_9_495_0,
     author = {Indranil Biswas and Laurent Ducrohet},
     title = {An analog of a theorem of {Lange} and {Stuhler} for principal bundles},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {495--497},
     publisher = {Elsevier},
     volume = {345},
     number = {9},
     year = {2007},
     doi = {10.1016/j.crma.2007.10.010},
     language = {en},
}