Bouhdjar A., Semai H., in Amari A., „JET 11 JET Volume 14 (2021) p.p. 11-25 Issue 1, April 2021 Type of article 1.01 www.fe.um.si/en/jet.html NEW TECHNIQUE TO EVALUATE THE OVERALL HEAT LOSS COEFFICIENT FOR A FLAT PLATE SOLAR COLLECTOR NOVA TEHNIKA ZA OCENO CELOTNEGA KOEFICIENTA TOPLOTNE IZGU“, JET, let. 14, št. 1, str. 11-25, dec. 2023.