@article{MASLO_1993__43_5_a7,
     author = {Kub\'a\v{c}ek, Lubom{\'\i}r},
     title = {Two stage linear model with constraints},
     journal = {Mathematica slovaca},
     pages = {643--658},
     publisher = {mathdoc},
     volume = {43},
     number = {5},
     year = {1993},
     mrnumber = {1273716},
     zbl = {0793.62036},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1993__43_5_a7/}
}