@article{PA_2007_14_a6,
     author = {M. Sobczak-Kne\'c and P. Zaprawa},
     title = {On problems of univalence for the class $TR(1/2)$},
     journal = {Problemy analiza},
     pages = {67--76},
     year = {2007},
     number = {14},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PA_2007_14_a6/}
}