@article{FORUM_1989__1_3_141602,
     author = {Helmut V\"olklein},
     title = {The {1-Cohomology} of the {Adjoint} {Module} of a {Chevalley} {Group.}},
     journal = {Forum mathematicum},
     pages = {1--14},
     publisher = {mathdoc},
     volume = {1},
     number = {3},
     year = {1989},
     zbl = {0649.20042},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1989__1_3_141602/}
}