TY - JOUR AU - Mieczysław Kuczyński TI - Analysis of covariance in systems with split-plot design JO - Mathematica Applicanda PY - 1981 SP - 69 EP - 82 VL - 9 IS - 17 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/ma.v9i17.1517/ DO - 10.14708/ma.v9i17.1517 LA - pl ID - 10_14708_ma_v9i17_1517 ER -