@misc{Oktaba_Wiktor_(1920-2009)_Estimates,
 author={Oktaba, Wiktor (1920-2009)},
 howpublished={online},
 publisher={nakł. UMCS},
 language={eng},
 type={artykuł},
 title={Estimates of Parameters of Mixed Model I x J with Interaction in the case of Non-Orthogonal Dat},
 keywords={matematyka},
}