@article{10_14708_ma_v43i2_808,
     author = {Roman Duda},
     title = {Jerzy {Urbanowicz} (1951-2012)},
     journal = {Mathematica Applicanda},
     pages = { 305--311},
     publisher = {mathdoc},
     volume = {43},
     number = {2},
     year = {2015},
     doi = {10.14708/ma.v43i2.808},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/ma.v43i2.808/}
}