@article{GDZPPN002064693,
title = {Integral means of derivatives of monotone slit mappings.},
journal = {Commentarii mathematici Helvetici},
volume = {57},
year = {1982},
pages = {331-348},
zbl = {0504.30013},
url = {http://dml.mathdoc.fr/item/GDZPPN002064693}
}
Baernstein, Albert II; Brown, J.E. Integral means of derivatives of monotone slit mappings.. Commentarii mathematici Helvetici, Tome 57 (1982) pp. 331-348. http://gdmltest.u-ga.fr/item/GDZPPN002064693/