The times, movements and operational efficiency of mechanized coffee harvesting in sloped areas Tavares, Tiago de Oliveira ; de Oliveira, Bruno Rocca ; Silva, Vantuir de Albuquerque ; Pereira da Silva, Rouverson ; dos Santos, Adão Felipe ; Okida, Estela Silva Abstract Publication: PLoS ONE Pub Date: May 2019 DOI: 10.1371/journal.pone.0217286 Bibcode: 2019PLoSO..1417286T