Wall, Corey J.; Schmitz, Mark; Hanson, Richard; Price, Jonathan D.; Donovan, Nowell (2018). «Precise U-Pb Zircon Geochronological Constraints on Voluminous Cambrian Magmatism in the Southern Oklahoma Aulacogen». Geological Society of America Abstracts with Programs50. doi:10.1130/abs/2018AM-323162.