Koller, O. C.; Sobrinho, F. F.; Schwarz, S. F. Effect of Ringing and Spraying With Gibberellic Acid and Mineral Oil on the Fruiting of Young ’Monte Parnaso’ Navel Orange Trees. PAB 1999, 34 (1), 63-68. https://doi.org/10.1590/S1678-3921.pab1999.v34.5148.