Gaona-Narvaez, Tatiana, Maurrasse, Florentin J-MR, Etayo-Serna, Fernando. (2013). Geochemistry, palaeoenvironments and timing of Aptian organic-rich beds of the Paja Formation (Curiti, Eastern Cordillera, Colombia)
.
382 31-48. 10.1144/SP382.6
Gaona-Narvaez, Tatiana, Maurrasse, Florentin J-MR, Etayo-Serna, Fernando. (2013). Geochemistry, palaeoenvironments and timing of Aptian organic-rich beds of the Paja Formation (Curiti, Eastern Cordillera, Colombia)
. 382 31-48. 10.1144/SP382.6