Lett.” 1994, 31, s.79–100 An unified approach to the analysis of diallel cross experiments. „Bull. ISI”, Ses. 50, Proc. 1994, LVI, 2, s.808–809 On the optimality of certain nested block designs under a mixed effects model. Moda 4 – Advances in model -oriented data amalysis. C. P. Kitsos, W. G. Miller, eds. Contributions to Statistics, Physica-Verlag 1995, s.157–164 (wsp. S. Kageyama) An analysis of line x tester progenies compared in a row-column design. „J. Genet. Breed.” 1995, 49, s.1–6 (wsp. I. Mejza) Cox’s design in repeated row- column design with split plots and control. „Biometr. Lett.” 1995, 33 (wsp. D. Kachlicka) On optimality criteria of experimental block designs under linear mixed models. T„atra Mountains Math. Publ.” 1996, 7, s. 45-52 (wsp. B. Bogacka)