1.
Nagy J, Harsányi G, Jánosy O, Harsányi E, Nagy O. The effects of education, culture, research and development in Hajdú-Bihar county. Acta agrar. Debr. [Internet]. 2014 Sep. 18 [cited 2024 Dec. 18];(61):87-90. Available from: https://ojs.lib.unideb.hu/actaagrar/article/view/2048