G. Márquez

V/Ni ratio as a parameter in palaeoenvironmental characterisation of nonmature medium-crude oils from several Latin American basins

F. Galarraga, Katya Reátegui, Alejandro Martínez et al. · Journal of Petroleum Science and Engineering · 2008 · 260 citations

Natural Sciences, Earth Sciences, Paleoceanography +5

The organic geochemistry of oil seeps from the Sierra de Perijá eastern foothills, Lake Maracaibo Basin, Venezuela

Marcos Escobar, G. Márquez, Samantha Inciarte et al. · Organic Geochemistry · 2011 · 84 citations

Natural Sciences, Chemistry, Earth Sciences +17

Geochemical signatures of bedded cherts of the upper La Luna Formation in Táchira State, western Venezuela: Assessing material provenance and paleodepositional setting

Grony Garbán, Manuel Martínez, G. Márquez et al. · Sedimentary Geology · 2016 · 29 citations

Natural Sciences, Earth Sciences, Geology +17

Source-rock potential of the lowest coal seams of the Marcelina Formation at the Paso Diablo mine in the Venezuelan Guasare Basin: Evidence for the correlation of Amana oils with these Paleocene coals

Marcos Escobar, G. Márquez, Isabel Suárez‐Ruíz et al. · International Journal of Coal Geology · 2016 · 24 citations

Natural Sciences, Earth Sciences, Geology +14

Lichens as biomonitors for the determination of polycyclic aromatic hydrocarbons (PAHs) in Caracas Valley, Venezuela

Raiza Fernández, F. Galarraga, Zully Benzo et al. · International Journal of Environmental & Analytical Chemistry · 2011 · 23 citations · Full text

Natural Sciences, Environmental Sciences, Toxicology +17