%0 Journal Article %A Henryk Brzeskwiniewicz %T Investigation on the normal distribution of random errors in a two-factor split-plot design %J Mathematica Applicanda %D 1989 %P 47-55 %V 17 %N 31 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v17i31.1764/ %R 10.14708/ma.v17i31.1764 %G pl %F 10_14708_ma_v17i31_1764