Zanetti, M.A. et al. (1993) “Effects of complete mineral mixture and uréia on coastal bermudagrass hay (Cynodon dactylon (L.) pers.) cv. coast cross 1”, Pesquisa Agropecuaria Brasileira, 28(4), pp. 555–559. doi:10.1590/S1678-3921.pab1993.v28.3908.