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- 1990 Recommendation of the International Commission on Radiological Protection . Oxford : Pergamon Press, 1991 . 201 sl . ISBN 0-08-041144-4 . [1, currently available 1]
- 1990 Recommendations of the International Commission on Radiological Protection . Oxford : Pergamon Press, 1991 . 201 s . ISBN 0-08-041144-4 . [1, currently available 0]