W. W. BRECKNER and E. TRIF, EHRENPROMOTION VON DR. RET. NAT. ANGELA MERKEL AM 12. OKTOBER 2010. Presa Universitară Clujeană, 2011. Accessed: May 14, 2026. [Online]. Available: https://editura.ubbcluj.ro/index.php/puc/catalog/book/1092