@article{CM_1985__55_1_89_0, author = {Hesselink, Wim H.}, title = {A classification of the nilpotent triangular matrices}, journal = {Compositio Mathematica}, pages = {89--133}, publisher = {Martinus Nijhoff Publishers}, volume = {55}, number = {1}, year = {1985}, zbl = {0579.15011}, mrnumber = {791648}, language = {en}, url = {http://www.numdam.org/item/CM_1985__55_1_89_0/} }