T. Dolenec and B. Jelen, “Application of stable isotope analyses in paleobiological studies of Karnian bivalves from Lesno brdo”, geologija, vol. 30, no. 1, pp. 219–230, Dec. 1987, Accessed: Oct. 27, 2026. Available: https://www.geologija-revija.si/index.php/geologija/article/view/592