1. Keratin and the skin;Fuchs;Annu. Rev. Cell Dev. Biol.,1995
2. Atomic force microscopy of human hair;Swift;Scanning,2000
3. Evaluation of tactile skin properties by piezoelectric sensors;Eisfeld;SÖFW J.,1999
4. Tribo-electricity in wool and hair;Martin;Proc. Phys. Soc.,1940
5. W. Groenman-van Waateringe, Analysis of the hides and skins from the Hauslabjoch, in: M. Egg, R. Geodecker-Ciolek, W. Groenman-van Waateringe, K. Spindler (Eds.), Die Gletschermumie vom ende der Steinzeit aus den Ötztaler Alpen, Mainz, Jarhb. Röm.-German, Zentralmus, vol. 39, 1993, pp. 114–128.