1. Organic geochemistry atlas of Colombia;Aguilera;Earth Sci. Res. J.,2010
2. Atomic H/C ratio of kerogen as an estimate of thermal maturity and organic matter conversion;Baskin;AAPG (Am. Assoc. Pet. Geol.) Bull.,1997
3. Modelling and Geochemical Characterization of Organic Facies in the Upper Cretaceous Chipaque Formation, Eastern Cordillera and Llanos Foothills, Colombia;Blanco-Velandia,2012
4. Some aspects of the molecular biogeochemistry of massive and laminated rocks from Naples Beach section (Santa Barbara-Ventura basin);Brincat,2001
5. Isoprenoid hydrocarbons in coal and petroleum;Brooks;Nature (London, U. K.),1969