%0 Journal Article %A Witkovský, Viktor %T Modified minimax quadratic estimation of variance components %J Kybernetika %D 1998 %P 535-543 %V 34 %N 5 %U http://geodesic.mathdoc.fr/item/KYB_1998_34_5_a2/ %G en %F KYB_1998_34_5_a2