Prof. Dr. H. C. Klaus Vogel turned 70 in December 2000. For his students, colleagues and friends all around the world he has been not only a teacher and academic, but also a researcher and mentor, and this occasion provided the opportunity to honour
Prof. Dr. H. C. Klaus Vogel turned 70 in December 2000. For his students, colleagues and friends all around the world he has been not only a teacher and academic, but also a researcher and mentor, and this occasion provided the opportunity to honour