Felsic rocks Southern Oklahoma Aulacogen

^ hogan, john p.; gilbert, m. charles; price, jon d. (2000). crystallisation of fine- , coarse-grained a-type granite sheets of southern oklahoma aulacogen, u.s.a . transactions of royal society of edinburgh: earth sciences. 91: 139–150. doi:10.1017/s0263593300007331. 
^ hanson, richard e.; puckett, robert e.; burkholder, barbara k.; eschberger, amy m.; finegan, shane a.; frazier, stephen j.; mccleery, david a.; philips, christine m.; pollard, julie b. voluminous a-type rhyolites within major, largely buried cambrian rift zone in southern oklahoma . geological society of america abstracts programs. 43 (5): 651. 
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