The joint symposium of the Commission on Periglacial Morphology and the Commission on the Evolution of Slopes of the I.G.U., Poland, 1967 Authors Journal Editors DOI: https://doi.org/10.26485/BP/1976/18/1 Downloads PDF Published 2025-12-17 Issue Vol. 18 (1969) Section EDITORIAL License This work is licensed under a Creative Commons Attribution 4.0 International License.