KSIĘŻAK, J. .; MATYKA, M.; STANIAK, M. .; PAZERA, A. Evaluation of productivity of cereals and Jerusalem artichoke to be used for biogas depending on the level of nitrogen fertilization. Polish Journal of Agronomy, [S. l.], v. 31, n. 31, p. 75–84, 2022. DOI: 10.26114/pja.iung.341.2017.31.10. Disponível em: https://redakcjapja.iung.pl/index.php/pja/article/view/183. Acesso em: 24 kwi. 2024.