@article{10_21136_CMJ_1962_100502,
     author = {H\'ajek, Otomar},
     title = {Direct decompostions of lattices, {II}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {144--149},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {1962},
     doi = {10.21136/CMJ.1962.100502},
     mrnumber = {0140455},
     zbl = {0107.25105},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1962.100502/}
}