Mézes, Lili, Tibor Bíró, and Mihály Petis. “The Examination of Relation Between the C N Ratio and the Biogas Yields in the Regional Biogas Plant of Nyírbátor”. Acta Agraria Debreceniensis, no. 35 (October 20, 2009): 63–68. Accessed November 24, 2024. https://ojs.lib.unideb.hu/actaagrar/article/view/2810.