2010
OGEL – Unitization regime in Bolivia – ov5-2-article114 OGEL – O&G news on Bolivia ov1-4-article9 OGEL – Changes in LatAm countries 2008- ov6-2-article06
2009
OGEL – Argentina hydrocarbons exports regime- ov6-2-article06
2008
20091216_Articulo El Tribuno – Leve Optimismo Mineria
