Corrections of estimators in linearized models Lubomír Kubáček (1998) Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica
Covariance matrix elements estimation: special linear model without and with repeated measurement Gejza Wimmer (1997) Mathematica Slovaca
Criterion for an approximation of variance components in regression models Lubomír Kubáček (1995) Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica