Zagmajster, M. and Delić , T. (2019) “Discovery of subterranean amphipod Niphargus stygius (Schiødte, 1847) (Amphipoda: Niphargidae) in a cave drip pool with increased salinity”, Natura Sloveniae, 21(1), pp. 57–59. doi:10.14720/ns.21.1.57-59.