SILAGHI-DUMITRESCU, Radu, Ioan SILAGHI-DUMITRESCU, Zeno GÂRBAN, Gabriela GÂRBAN, and Petru DRĂGAN. METAL ELEMENTS IN ENVIRONMENT, MEDICINE AND BIOLOGY, 9TH EDITION, SYMPOSIUM PROCEEDINGS. Presa Universitară Clujeană, 2009. Accessed March 16, 2026. https://editura.ubbcluj.ro/index.php/puc/catalog/book/1186.