Alexandrowicz, W.P. 2017. Malacofauna of the Holocene tufa in the valley of the Ociemny Stream (Pieniny Mts., southern Poland). Geology, Geophysics and Environment. 43, 1 (Jul. 2017), 5. DOI:https://doi.org/10.7494/geol.2017.43.1.5.