1. Durchschlag H, Wlček C, Zipper P, Wilfing R (1991) Proc 5th Working Meeting on Radiation Interaction (Mai H, Brede O, Mehnert R, eds). Zfl, Leipzig, pp 123–130
2. Zipper P, Durchschlag H (1991) Proc 7th Tihany Symposium on Radiation Chemistry (Dobó J, Nyikos L, Schiller R, eds). Hungarian Chemical Society, Budapest, pp 437–447
3. Durchschlag H, Zipepr P (1991) Proc 7th Tihany Symposium on Radiation Chemistry (Dobó J, Nyikos L, Schiller R, eds). Hungarian Chemical Society, Budapest, pp 449–458
4. Durchschlag H, Zipper P (1991) In: Anticarcinogenesis and Radiation Protection 2 (Nygaard OE, Upton AC, eds). Plenum Press, New York, pp 269–274