Pisarska-Jamrozy , M., A. van Loon, B. Woronko, and B. Sternal. “Heavy-Mineral Analysis As a Tool to Trace the Source Areas of Sediments in an Ice-Marginal Valley, With an Example from the Pleistocene of Northwest Poland”. Netherlands Journal of Geosciences, vol. 94, Jan. 2015, pp. 185-00, doi:10.1017/njg.2014.37.