1. Vercellesi L ., Enhancing quality in a medical information group. Bakker S. & Cleland M.C.: Information transfer: new age - new ways. Kluwer Academic Publishers, Dordrecht, 1992, pp347-350 ..
2. Vercellesi L., Colombi M., Pesenti M.T. etal, Quality Assurance in Drug Information Centres. Online & CDRom Review Vol. 17, 279–283, 1993.