Gastar Exploration Investor Presentation at Johnson Rice Energy Conference - Sept 30, 2013
Prospects for Non-Conventional Oil and Gas Outside of North America
Merrill Lynch Global Energy Large Cap Conference Presentation
Silver Willow Investor Presentation - November
Sw energy confer13
Repsol 2ndQ2011
Chevron 2008 JPMorgan Annual Energy Symposium: Heavy Oil
Fundacion EuroAmerica III Foro Brasil-Unión Europea May 27, 2010 Ramón Hernán.
UBS 032612 Presentation (IR Website)
