@article{1991512, title={Oxygen and Nitrogen contents of Multilayer Weld Metal by Submerged Arc Welding}, author={Kanichiro Shimizu and Nobuya Iwamoto and Taisuke Akamatsu and Shizuo Ukita and Katsutoshi Miyasaka}, journal={QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY}, volume={9}, number={4}, pages={512-518}, year={1991}, doi={10.2207/qjjws.9.512} }