J. J. Gómez, M. Comas-Rengifo, y A. Goy, «The hydrocarbon source rocks of the Pliensbachian (Early Jurassic) in the Asturian Basin (northern Spain): Their relationship with the palaeoclimatic oscillations and gamma-ray response», JIGE, vol. 42, n.º 3, pp. 259–273, dic. 2016, doi: https://doi.org/10.5209/JIGE.53265