THE EFFECT OF SHIELDING GAS COMPOSITION ON THETOUGHNESS AND CRACK GROWTH PARAMETERS OF ALMG4,5MN WELD METALS. - Prokić-Cvetkovic, R.; Kastelec-Macura, S.; Milosavljevic, A.; Popovic, O.; Burzic, M. (Journal of Mining & Metallurgy. Section B: Metallurgy, 2010)