1. Atudorei, N.-V. 1999: Constraints on the upper Permian to upper Triassic marine carbon isotope curve. Case studies from the Tethys. PhD Thesis, Lausanne, 155 pp.
2. Carbon isotope events during the Triassic;Atudorei;Albertiana,1997
3. Lower Triassic ammonoids from Guryul Ravine and the spur three kilometers north of Barus;Bando;Palaeontologia Indica,1981
4. Late Permian and Early Triassic evolution of the Northern Indian margin: Carbon isotope and sequence stratigraphy;Baud;Geodinamica Acta,1996
5. Smithian (Early Triassic) ammonoid faunas from northwestern Guangxi (South China): taxonomy and biochronology;Brayard;Fossils and Strata,2008