(1)
Dolenec, T.; Lojen, S.; Dolenec, M. The Permian-Triassic Boundary in the Idrijca Valley (Western Slovenia) : Isotopic Fractionation Between Carbonate and Organic Carbon at the P Tr Transition . geologija 1999, 42 (1), 165-170. https://doi.org/10.5474/geologija.1999.011.