SOUZA, Patrícia da Costa; SIMPLÍCIO, Sidney Silva; SANTOS, Reinaldo Pacheco dos; PACHECO, Clecia Simone G. R. Analysis of the coal production chain from the caatinga vegetation in the rural area Petrolina – PE. International Journal of Advanced Engineering Research and Science, [S. l.], v. 7, n. 1, 2020. Disponível em: https://journal-repository.com/index.php/ijaers/article/view/1556.. Acesso em: 22 jul. 2024.