Waliczek, M., G. Machowski, M. L. Solecki, and M. Stefaniuk. “An Evaluation of Organic Matter Dispersed in the Menilite Formation in Silesian Nappe (Polish Outer Carpathians): An Optical Microscopic Approach”. Geology, Geophysics and Environment, vol. 48, no. 3, Oct. 2022, pp. 243-56, doi:10.7494/geol.2022.48.3.243.