Primavesi, A.C.P.A., and E. Malavolta. “ Studies on Mineral Nutrition of Passion-Fruit: VII - Effects of Micronutrients on Growth and Mineral Composition of the Plants ”. Anais Da Escola Superior De Agricultura Luiz De Queiroz, vol. 37, no. 1, Jan. 1980, pp. 537-53, https://doi.org/10.1590/S0071-12761980000100034.