„Setting the Optimum Angle of Solar Collectors Settlement“ (2012) The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 35(1), S. 5–9. Verfügbar unter: https://ojs.ugal.ro/index.php/mms/article/view/2900 (Zugegriffen: 2 November 2026).