Sues, Hans-Dieter; Baird, Donald (1993). "A Skull of a Sphenodontian Lepidosaur from the New Haven Arkose (Upper Triassic: Norian) of Connecticut". Journal of Vertebrate Paleontology. 13 (3): 370–372. doi:10.1080/02724634.1993.10011517. JSTOR4523519.
Wang, Z.S.; Rasbury, E.T.; Hanson, G.N.; Meyers, W.J. (1998-08-01). "Using the U-Pb system of calcretes to date the time of sedimentation of clastic sedimentary rocks". Geochimica et Cosmochimica Acta. 62 (16): 2823–2835. Bibcode:1998GeCoA..62.2823W. doi:10.1016/S0016-7037(98)00201-4. ISSN0016-7037.
Wang, Z.S.; Rasbury, E.T.; Hanson, G.N.; Meyers, W.J. (1998-08-01). "Using the U-Pb system of calcretes to date the time of sedimentation of clastic sedimentary rocks". Geochimica et Cosmochimica Acta. 62 (16): 2823–2835. Bibcode:1998GeCoA..62.2823W. doi:10.1016/S0016-7037(98)00201-4. ISSN0016-7037.
jstor.org
Sues, Hans-Dieter; Baird, Donald (1993). "A Skull of a Sphenodontian Lepidosaur from the New Haven Arkose (Upper Triassic: Norian) of Connecticut". Journal of Vertebrate Paleontology. 13 (3): 370–372. doi:10.1080/02724634.1993.10011517. JSTOR4523519.
Wang, Z.S.; Rasbury, E.T.; Hanson, G.N.; Meyers, W.J. (1998-08-01). "Using the U-Pb system of calcretes to date the time of sedimentation of clastic sedimentary rocks". Geochimica et Cosmochimica Acta. 62 (16): 2823–2835. Bibcode:1998GeCoA..62.2823W. doi:10.1016/S0016-7037(98)00201-4. ISSN0016-7037.