1. Toxic equivalency factors for dioxin-like PCBs, report on a WHO-ECEH and IPCS consultation, December 1993;Ahlborg;Chemosphere,1994
2. Diatomeen als pH-Indikatoren in subrezenten Sedimenten von Weichwasserseen;Arzet;Diss. Abt. Limnol. Innsbruck,1987
3. Acidification of four lakes in the Federal Republic of Germany as reflected by diatom assemblages, cladoceran remains and sediment chemistry;Arzet,1986
4. Entstehung der Polychlorodibenzodioxine (PCDD) und -furane (PCDF) bei der Müllverbrennung und anderen Verbrennungsprozessen. 103;Ballschmiter,1984
5. The determination of chlorinated biphenyls, chlorinated dibenzodioxins and chlorinated dibenzofurans by GC-MS;Ballschmiter;Journal of High Resolution Chromatography,1992