Miyazawa, Mário, Marcos Antonio Pavan, Maria de Fátima Mezalira Bloch, Paulo Sérgio Alessi Aristides, Gilberto Batista de Souza, and Sergio Novita Esteves. “Cobalt Determination in Bovine Faeces by Extraction With 1M HCL”. Pesquisa Agropecuaria Brasileira 27, no. 10 (October 1, 1992): 1415–1419. Accessed March 26, 2026. https://apct.sede.embrapa.br/pab/article/view/3786.