Ammann B, Lotter AF, Eicher U, Gaillard M-J, Wohlfarth B, Haeberli W, Lister G, Maisch M, Niessen F, Schluchter C. 1994. The Wurmian Late-glacial in lowland Switzerland. Journal of Quaternary Science 9: 119-125.Ammann, B., Eicher, U., Gaillard, M.-J., Haeberli, W., ...