Gazpromneft Leaflet 2017 ES PRESTEC SAC Gazpromneft Leaflet 2017 ES | Page 12
Gazpromneft Leaflet 2017 ES PRESTEC SAC Gazpromneft Leaflet 2017 ES | Page 11
Gazpromneft Leaflet 2017 ES PRESTEC SAC Gazpromneft Leaflet 2017 ES | Page 13