@article{01184338, title = {Quaternionic analysis on Riemann surfaces and differential geometry.}, journal = {Documenta Mathematica}, year = {1998}, pages = {389-400}, zbl = {0910.53042}, language = {en}, url = {http://dml.mathdoc.fr/item/01184338} }
Pedit, Franz; Pinkall, Ulrich. Quaternionic analysis on Riemann surfaces and differential geometry.. Documenta Mathematica, (1998), pp. 389-400. http://gdmltest.u-ga.fr/item/01184338/