@article{AULFM_1989_03_a6,
     author = {Kaczmarski, Jerzy},
     title = {Extremal {Properties} of {Starlike} {Functions} in the {Ring} 0<|z|<1},
     journal = {Acta Universitatis Lodziensis. Folia Mathematica},
     publisher = {mathdoc},
     volume = {03},
     year = {1989},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/AULFM_1989_03_a6/}
}