TY - JOUR T1 - Customer Participation in Professional Services Operations And Its Impacts On Flexibility and Costs JO - BBR. Brazilian Business Review A1 - Barreto, Juliana A1 - Martins, Ricardo Silveira SN - 1808-2386 UL - 10.15728/bbr.2018.15.1.3 VL - 15 Y1 - 2018 PB - Brasil ER -