Romčević, N. “DETERMINATION OF MICROSTRUCTURAL CHANGES BY SEVERELY PLASTICALLY DEFORMED COPPER-ALUMINUM ALLOY: OPTICAL STUDY”. Journal of Mining and Metallurgy, Section B: Metallurgy, Vol. 50, no. 1, Apr. 2014, pp. 61-68, https://aseestant.ceon.rs/index.php/jmm/article/view/5381.