da Silva Alves, Gilbran, et al. “SOIL FERTILITY ASSOCIATED WITH SWEET PEPPER UNDER DIFFERENT BIOFERTILIZERS APPLICATION”. Revista Verde De Agroecologia E Desenvolvimento Sustentável, vol. 4, no. 4, Sept. 2009, pp. 33-41, https://www.gvaa.com.br/revista/index.php/RVADS/article/view/214.