Silva, A., J. Araujo, A. Arruda, F. Macedo Jr, J. Antunes, e A. Araujo. “SOIL RESPIRATION AND BULK DENSITY UNDER ORGANIC AND CONVENTIONAL FARMING SYSTEMS”. Colloquium Agrariae. ISSN: 1809-8215, Vol. 14, nº 4, fevereiro de 2019, p. 167-71, http://revistas.unoeste.br/index.php/ca/article/view/2163.