%0 Journal Article %A Krzysztof Stempak %T An algebra associated with the generalized sublaplacian %J Studia Mathematica %D 1988 %P 245-256 %V 88 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-88-3-245-256/ %R 10.4064/sm-88-3-245-256 %G en %F 10_4064_sm_88_3_245_256