Silva, Yuri Lopes, et al. “ANIMAL PRODUCTION IN THE ECONOMY OF FAMILY FARMING: A CASE STUDY IN THE BRAZILIAN SEMIARID REGION”. Science & Technology Journals, vol. 35, no. 1, Sept. 2018, pp. 53-74, https://doi.org/10.35977/0104-1096.cct2018.v35.26314.