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@article{MZ_1972__125_171697, author = {Oldrich Kowalski}, title = {On {Regular} {Curvature} {Structures.}}, journal = {Mathematische Zeitschrift}, pages = {129--138}, publisher = {mathdoc}, volume = {125}, year = {1972}, zbl = {0234.53024}, url = {http://geodesic.mathdoc.fr/item/MZ_1972__125_171697/} }
Oldrich Kowalski. On Regular Curvature Structures.. Mathematische Zeitschrift, Tome 125 (1972), pp. 129-138. http://geodesic.mathdoc.fr/item/MZ_1972__125_171697/