Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
International Congress on Occupational Health,"Hygiene, toxicology, occupational diseases",,Wiener Medical Academie,1966,15. Internationaler Kongress für Arbeitsmedizin = 15th International Congress on Occupational Health = 15ème Congrès International de Travail : Wien-Vienna-Vienne 19-24 September 1966,,,,https://cir.nii.ac.jp/crid/1130282269638857088