Krivosudský, L., Galamboš, M., & Levická, J. (2017). The Concept of the Formal Oxidation State IX and the Proposal of Valency Suffixes in the Slovak Language for Oxidation States Higher than VIII. Chemické Listy, 111(8), 509–515. Retrieved from http://w.chemicke-listy.cz/ojs3/index.php/chemicke-listy/article/view/54