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@article{MAN_1989__285_1_164608, author = {Pawel Kr\"oger}, title = {Harmonic spaces associated with parabolic and elliptic differential operators.}, journal = {Mathematische Annalen}, pages = {393--404}, publisher = {mathdoc}, volume = {285}, number = {1}, year = {1989}, zbl = {0664.31011}, url = {http://geodesic.mathdoc.fr/item/MAN_1989__285_1_164608/} }
Pawel Kröger. Harmonic spaces associated with parabolic and elliptic differential operators.. Mathematische Annalen, Tome 285 (1989) no. 1, pp. 393-404. http://geodesic.mathdoc.fr/item/MAN_1989__285_1_164608/