We recall an old result of B. Dittmar. This result permits us to obtain an existence theorem for the Beltrami equation and some other results as a direct consequence of Moser's classical estimates for elliptic operators.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-cm92-2-4, author = {Ewa Ligocka}, title = {On Dittmar's approach to the Beltrami equation}, journal = {Colloquium Mathematicae}, volume = {91}, year = {2002}, pages = {189-195}, zbl = {0997.30013}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm92-2-4} }
Ewa Ligocka. On Dittmar's approach to the Beltrami equation. Colloquium Mathematicae, Tome 91 (2002) pp. 189-195. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-cm92-2-4/