TY - JOUR AU - Henryk Mikos TI - Hypothesis testing a nonorthogonal three-way cross classification using projection operators JO - Mathematica Applicanda PY - 1977 SP - 59 EP - 67 VL - 5 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/ma.v5i11.1264/ DO - 10.14708/ma.v5i11.1264 LA - pl ID - 10_14708_ma_v5i11_1264 ER -