Korneluk, M. and Jawor, R. 2014. Problemy badawcze kolumn pras hydraulicznych do wyciskania profili z metali kolorowych; Problems during inspection of columns in extrusion press for colour metals. Welding Technology Review. 86, 11 (Nov. 2014). DOI:https://doi.org/10.26628/wtr.v86i11.30.