Óscar Javier Barriga - head of YPFB Andrey Fick, Managing Director, CEO of Gazprom International & Óscar Javier Barriga, head of YPFB; during SPIEF 2017 Collection Members Andrey Fick, Managing Director, CEO of Gazprom International & Óscar Javier Barriga, head of YPFB, with colleagues; during SPIEF 2017 Andrey Fick, Managing Director, CEO of Gazprom International & Óscar Javier Barriga, head of YPFB; during SPIEF 2017