BERNIK, Rajko; ZVER, Aleš. Introduction pilot biogas reactors and application to define biogas potential of basic substrat, swine slurry. Acta agriculturae Slovenica, Ljubljana, SI, v. 94, n. 2, p. 167–172, 2009. DOI: 10.14720/aas.2009.94.2.14886. Disponível em: https://journals.uni-lj.si/aas/article/view/14886. Acesso em: 19 mar. 2025.