Jurkovšek, Bogdan, Ljudmila Šribar, Bojan Ogorelec, and Tea Kolar-Jurkovšek. 1988. “Pelagic Jurassic and Cretaceous Beds in the Western Part of the Julian Alps”. Geologija 31 (1):285-328. https://www.geologija-revija.si/index.php/geologija/article/view/615.