Šapina, M., and M. Vekić. “NEW LITHOSTRATIGRAPHIC UNITS IN THE CROATIAN OFFSHORE AND THEIR DEFINITION IN THE «R» PROGRAMMING LANGUAGE”. Rudarsko-geološko-Naftni Zbornik, vol. 30, no. 2, Sept. 2015, pp. 13-24, doi:10.17794/rgn.2015.2.4.