@article{10_14708_ma_v12i24_1622,
     author = {Wolfgang Hartmann},
     title = {Modern methods of data analysis in sociology},
     journal = {Mathematica Applicanda},
     pages = { 21--48},
     publisher = {mathdoc},
     volume = {12},
     number = {24},
     year = {1985},
     doi = {10.14708/ma.v12i24.1622},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/ma.v12i24.1622/}
}