Górka, J., M. Przybyła, A. Chudzio, D. Ładak, and M. Szmul. “Qualifying the TIG Orbital Welding Technology of Titanium Pipes With a Perforated Bottom”. Welding Technology Review, vol. 92, no. 3, Mar. 2020, pp. 47-53, doi:10.26628/wtr.v92i3.1098.