@article{AULFM_1987_02_a2,
     author = {Pietrasik, Longin},
     title = {Estimation of the functional {A_2} {\textbullet} {A_3} {In} the class of bounded symmetric univalent functions},
     journal = {Acta Universitatis Lodziensis. Folia Mathematica},
     publisher = {mathdoc},
     volume = {02},
     year = {1987},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/item/AULFM_1987_02_a2/}
}