H. Holzhauser et Zumbuhl H.j, To the history of the Lower Grindelwald Glacier during the last 2800 years - palaeosols, fossil wood and historical pictorial records - new results, Zeitschrift fur Geomorphologie. Supplementband Zeitschrift fur Geomorphologie. Supplement;Zeitschrift fur Geomorphologie. Supplementary issue Annals of geomorphology. Supplement;Annales de geomorphologie. Supplement, 104, 1996, pp. 95-127