Fonseca, Homero, and Luiz E. Gutierrez. “ Yield and Composition of the Oil of Some Coffee (Coffea arábica L.) Varieties ”. Anais Da Escola Superior De Agricultura Luiz De Queiroz, vol. 28, Jan. 1971, pp. 313-22, https://doi.org/10.1590/S0071-12761971000100022.