Souza, A. H. C., T. M. da S. Felix, A. P. O. do Monte, M. A. Ávila Queiroz, C. Mistura, A. E. O. dos Santos, C. A. Benício, and C. Q. Mendes. “Productivity and Morphological Characteristics of Buffel Grass Intercropped With Butterfly Pea under Shade Conditions”. Bioscience Journal, vol. 33, no. 4, July 2017, pp. 979-8, doi:10.14393/BJ-v33n4a2017-33612.