Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) LYON TL,Evaluation of the potential hazards from actinic ultraviolet radiation generated by electric welding and cutting arcs,Nonionizing Radiation Protection Special Study No. 42-0053-7,,US Army Environmental Hygiene Agency,1976,,,,https://cir.nii.ac.jp/crid/1573950399871350656,