1. The Permian–Triassic boundary crisis and Early Triassic biotic recovery;Algeo;Palaeogeography, Palaeoclimatology, Palaeoecology,2007
2. Sequencing events across the Permian–Triassic boundary, Guryul Ravine (Kashmir, India);Algeo;Palaeogeography, Palaeoclimatology, Palaeoecology,2007
3. Die alpine Trias des Mediterran-Gebiets;von Arthaber;Lethaea Geognostica, pt. 2, Das Mesozoicum, 1, Trias, Schweizerbart'schen, Stuttgart,1905
4. The Permian–Triassic boundary in the southern Alps (Italy);Assereto,1973
5. Induan–Olenekian Boundary correlations, new proposal, or how to calibrate a Carbon isotope curve;Baud;Albertiana,2007