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Heckert, A. B.; Lucas, S. G. (1999). "A new aetosaur (Reptilia: Archosauria) from the Upper Triassic of Texas and the phylogeny of aetosaurs". Journal of Vertebrate Paleontology. 19 (1): 50–68. CiteSeerX10.1.1.563.9516. doi:10.1080/02724634.1999.10011122.
Heckert, A. B.; Lucas, S. G. (1999). "A new aetosaur (Reptilia: Archosauria) from the Upper Triassic of Texas and the phylogeny of aetosaurs". Journal of Vertebrate Paleontology. 19 (1): 50–68. CiteSeerX10.1.1.563.9516. doi:10.1080/02724634.1999.10011122.
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Hunt, A. P.; Lucas, S. G. (1992). "The first occurrence of the aetosaur Paratypothorax andressi (Reptilia:Aetosauria) in the western United States and its biochronological significance". Paläontologische Zeitschrift. 66 (1–2): 147–157. doi:10.1007/BF02989485. S2CID129434871.