Buckling Behavior of Cold-Formed Studs with Thermal Perforations Marsel Garifullin, Alexey Sinelnikov, Maria Bronzova, Boštjan Kovacic and Rok Kamnik MATEC Web Conf., 73 (2016) 04011 Published online: 11 August 2016 DOI: 10.1051/matecconf/20167304011