A.Wood*, David. “Gamma-Ray Log Derivative and Volatility Attributes Assist Facies Characterization in Clastic Sedimentary Sequences for Formulaic and Machine Learning Analysis”. Advances in Geo-Energy Research 6, no. 1 (January 4, 2022): 69–85. Accessed November 4, 2025. https://ager.yandypress.com/index.php/2207-9963/article/view/189.