Surmik, Dawid, Jerzy Cabała, Katarzyna Balin, and Jacek Szade. “An Awkward Contaminant: Are Mercury Concentrations in Historically Collected Fossils a Result of Storage Conditions?”. Geology, Geophysics and Environment 48, no. 1 (April 15, 2022): 39–49. Accessed April 18, 2024. https://journals.agh.edu.pl/geol/article/view/4564.