Souza, P. V. D. de, Schmitz, J. A. K., Freitas, R. S. de, Carniel, E., & Carrenho, R. (2002). Identification and quantification of native arbuscular mycorrhizae fungi of citrus in the State of Rio Grande do Sul, Brazil. Pesquisa Agropecuaria Brasileira, 37(4), 553–558. https://doi.org/10.1590/S1678-3921.pab2002.v37.6374