A. KORETSKY, I., & J. RAHMAT, S. (2013). FIRST RECORD OF FOSSIL CYSTOPHORINAE (CARNIVORA, PHOCIDAE): MIDDLE MIOCENE SEALS FROM THE NORTHERN PARATETHYS. RIVISTA ITALIANA DI PALEONTOLOGIA E STRATIGRAFIA , 119(3). https://doi.org/10.13130/2039-4942/6043