%0 Journal Article %A Bürgstein, Hartmut %A Hesselink, Wim H. %T Algorithmic orbit classification for some Borel group actions %J Compositio Mathematica %D 1987 %P 3-41 %V 61 %N 1 %I Martinus Nijhoff Publishers %U http://www.numdam.org/item/CM_1987__61_1_3_0/ %G en %F CM_1987__61_1_3_0