Nogueira, E. D., B. M. C. Vasconcellos, and C. J. T. Tínel Júnior. 2013. “Soil Chemical Properties under Different Roofs Vegetables in Plateau Areas of Neopolis-SE”. Scientia Plena 8 (4(b). https://www.scientiaplena.org.br/sp/article/view/1411.