@article{10_14708_ma_v13i25_1633,
     author = {Jacek Koronacki and W. Wertz},
     title = {Recursive probability density estimation},
     journal = {Mathematica Applicanda},
     pages = { 27--90},
     publisher = {mathdoc},
     volume = {13},
     number = {25},
     year = {1985},
     doi = {10.14708/ma.v13i25.1633},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/ma.v13i25.1633/}
}