1. Åkerman, H.J., 1980: Studies on periglacial geomorphology in west Spitsbergen. Doctoral thesis, University of Lund. Medd. Lunds Univ., Geogr. Inst., 89 (297 p.).
2. André, M.F. 1993: Les versants du Spitsberg—Approche géographique des paysages polaires. Doctoral thesis, University of Paris-Sorbonne, Presses Universitaires de Nancy. (361 p.).
3. Rock Glaciers in Svalbard. Tentative Dating and Inferred Long-Term Velocities