1. Bjerlöv H (1943) Lak-Tidn 40:649–697
2. Dietmann et al. (1981) Med Welt 32:481–490
3. Feelisch M, Ostrowski J, Noack E (1989) On the mechanism of NO release from sydnonimines. J Cardiov Pharmacol 14 (Suppl. 11): S 13–22
4. Hüsgen B, Noack E, Kojda G: Comparison of the vasorelaxing effect of different nitro-vasodilators in conductive arterial and venous blood vessels. Int Confer „Mediators in the cardiovascular system“, S 9, Malta 2.–5.06.1994
5. Kojda G, Behne M, Noack E (1991) The influence of endothelium on the extent of nitrate tolerance. Naunyn Schmiedeberg’s Arch Pharmacol 344 (Suppl. 2):R 115, Abstr. 46