DA SILVA, F. C.; DA SILVA, F. M.; ALVES, M. DE C.; E SILVA FERRAZ, G. A.; SALES, R. S. Efficiency Efficiency of coffee mechanical and selective harvesting in different vibration during harvest time of Coffee Mechanical and Selective Harvesting in Different Vibration During Harvest Time. Coffee Science - ISSN 1984-3909, v. 10, n. 1, p. 56 - 64, 13 Feb. 2015.