Kaul, A.; Neider, R.; Pensko, J.; Stieve, F.E.; Brunner, H. (eds.); 545 p; ISBN 3-88585-170-9; ; 1984; p. 1254-1256; Verl. TUEV Rheinland; Koeln (Germany, F.R.); 6. international congress of the International Radiation Protection Association (IRAP-6) and exhibition; Berlin (Germany, F.R.); 7-12 May 1984; Published in summary form only.