@article{10_4064_am_12_1_63_78,
     author = {A. Kieloch and W. Oktaba},
     title = {Factor analysis by the method of maximum likelihood},
     journal = {Applicationes Mathematicae},
     pages = {63--78},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1971},
     doi = {10.4064/am-12-1-63-78},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-12-1-63-78/}
}