1.
Andrade VMD, Lourenço RS, Muraoka T, Malavolta E. Studies on the mineral nutrition of the coffee plant: XXXI. influence of copper in the substrate on growth and mineral composition of the coffee plant varieties Mundo Novo and Catuaí . An. Esc. Super. Agr. Luiz de Queiroz. 1976;33:459-469. doi:10.1590/S0071-12761976000100042