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@article{CMH_1950__24_139002, author = {Alan Rose}, title = {On the use of a complex {(Quaternion)} velocity potential in three dimensions.}, journal = {Commentarii mathematici Helvetici}, pages = {135--148}, publisher = {mathdoc}, volume = {24}, year = {1950}, zbl = {0038.05703}, url = {http://geodesic.mathdoc.fr/item/CMH_1950__24_139002/} }
Alan Rose. On the use of a complex (Quaternion) velocity potential in three dimensions.. Commentarii mathematici Helvetici, Tome 24 (1950), pp. 135-148. http://geodesic.mathdoc.fr/item/CMH_1950__24_139002/