Middle Jurassic Lithostratigraphy of the Tecocoyunca Group in the Numí Riber Area (Close To Tlaxiaco), Oaxaca. GJSFR. 2023;23(C1):27-42. Accessed February 4, 2026. https://testing.journalofscience.org/index.php/GJSFR/article/view/102631