1. Expression of the intensity of heterosis in maize under various environmental conditions. Lucrari Stiintifice, Institutul Agronomic “Ion Ionescu de la Brad”;Dornescu A.;Agronomie,1979
2. Duncan, W. G. (1975) Maize. In: Crop Physiology. Ed.: Evans, L. T. Cambridge University. Press Cambridge. 23–50.
3. Gyenesné Hegyi Zs. (2000) A beltenyésztett törzsek és a hibridek terméselemeinek stabilitása. (Stability of yield components in inbred lines and hybrids.) Marton Vásár. 2000/2.
4. Effect of growing site, plant density and year on the yield components of maize hybrids;Gyenesné H. Zs.;Növénytermelés,2002