[Artificial radioactivity in the environment. Some problems connected with the preparation of data at the international level].
D000398:Air Pollution, Radioactive; D001530:Belgium; D005507:Food Contamination, Radioactive; D005602:France; D005860:Germany, West; D007558:Italy; D009426:Netherlands; D011847:Radioactive Fallout; D013223:Statistics as Topic; D014878:Water Pollution, Radioactive
D011847:Radioactive Fallout
La radioactivité artificielle dans le milieu ambiant. Quelques problèmes liés à lélaboration des données sur le plan communautaire.