de Carvalho, C. H. S.; Rena, A. B.; Pereira, A. A.; Cordeiro, A. T. Relationship Between Crop Load, N, P, K, Ca, Mg and Starch Content and the Dieback of Catimor (Coffea Arabica L.). PAB 1993, 28 (6), 665-673. https://doi.org/10.1590/S1678-3921.pab1993.v28.3925.