Schedule of the courses will be announced every year after registration is completed, according as far as possible to the demands of the students. Only the course of Prof. W. Ziaja, Natural Environment and Landscape of the Cracow Region, is relatively more fixed – it will be held in May, when the wether is suitable for excursions in the open.   In Summer Semester 2006/2007 the course of Prof. W. Ziaja has been carried out on the following dates: 05. May 2007. 12. May 2007. 13. May 2007. 19. May 2007.   CERTIFICATES for the students who have fulfilled the conditions are ready to be collected at the Graduate School of Science Secretariat at the Institute of Physics (see Registration page), since May 24-th, 2007.. The following students have received the acceptance: - Abaka Eren - Alvarino Serra Patricia - Armand Thomas - Hansson Susanna - Protze Mareen - Vaque Valentin - Veijaleinen-Tyszkiewicz Sanna