„Preliminary Investigation Concerning Monitoring of Water Pollution Level“. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science 32, no. 1 (Mai 15, 2009): 169–172. Zugegriffen November 2, 2026. https://ojs.ugal.ro/index.php/mms/article/view/3090.