%0 Journal Article %A H. Mikos %T Explicit forms of block matrices in unbalanced cross classification %J Applicationes Mathematicae %D 1977 %P 459-463 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am-16-3-459-463/ %R 10.4064/am-16-3-459-463 %G en %F 10_4064_am_16_3_459_463