Authors: Willmen, HR Mies, B Nacken, M

Citation: Hr. Willmen et al., Bipolar electrocoagulation of spider veins and teleangiectases of the face, ZBL CHIR, 124(1), 1999, pp. 48-50

Authors: Schultz, M Mies, B Al-Gifri, AN

Citation: M. Schultz et al., New localities of some Paulia species (Lichinaceae, Lichenized ascomycota)from Socotra (Indian Ocean), BRYOLOGIST, 102(1), 1999, pp. 61-66