@article{bwmeta1.element.desklight-535f2178-b860-43b5-b87f-6d82aa2e06c2,
author = {J. \L awrynowicz},
title = {On a class of quasi-conformal mappings with invariant boundary points, I. The class $E\_Q$ and and the general extremal problem},
journal = {Annales Polonici Mathematici},
volume = {21},
year = {1969},
pages = {309-324},
zbl = {0181.08601},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-535f2178-b860-43b5-b87f-6d82aa2e06c2}
}
J. Ławrynowicz. On a class of quasi-conformal mappings with invariant boundary points, I. The class $E_Q$ and and the general extremal problem. Annales Polonici Mathematici, Tome 21 (1969) pp. 309-324. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-535f2178-b860-43b5-b87f-6d82aa2e06c2/