1. Rhein and derivatives. In vitro stúdies on their capacity to inhibit certain proteases
2. The influence of rhein on the biosynthesis of prostaglandin-like substances in-vitro
3. G. Coppi and L. Zilletti, Symposium on Diacerhein, Toscana Medicina, Pisa, October 1, 1985, p. 105
4. L. Zilletti, Symposium on Diacerhein, Toscana Medicina, Pisa, October 1, 1985, p. 22