Bécquer, C. J., U. Ávila, Yaldreisy Galdo, Maribel Quintana, Orquidia Álvarez, Adelaida Puentes, F. Medinilla, and Analeidis Mirabal. 2017. “Selection of Bradyrhizobium Sp. Isolates Due to Their Effect on Maize under Agricultural Drought Conditions in Sancti Spíritus, Cuba”. Cuban Journal of Agricultural Science 51 (1). https://cjascience.com/index.php/CJAS/article/view/693.