Rodrigues, L. R., Schwarz, S. F., Reckziegel, V. P., & Koller, O. C. (1998). Manual thinning of tangerine ’Montenegrina’. Pesquisa Agropecuaria Brasileira, 33(8), 1315–1320. https://doi.org/10.1590/S1678-3921.pab1998.v33.4963