- OECD Nuclear Energy Agency (90)
- Organisation for Economic Co-operation and Development (90)
- International Atomic Energy Agency (6)
- OECD Nuclear Energy Agency. Committee on the Safety of Nuclear Installations (3)
- International Energy Agency (2)
- NEA Project on Radionuclide Migration in Geologic, Heterogeneous Media (2)
- Specialists' Meeting on Shielding Aspects of Accelerators, Targets, and Irradiation Facilities (2)
- U.S. Nuclear Regulatory Commission (2)
- Blann, M. (1)
- Commissariat à l'Énergie Atomique Valrhô (1)
- Commission of the European Communities (1)
- European Commission (1)
- French Institute for Radiological Protection and Nuclear Safety (IRSN) (1)
- Hungarian Atomic Energy Authority (1)
- International Commission on Radiological Protection (1)
- International seminar (1)
- Joint IEA/NEA Meeting (1)
- NEA Seminar on Interface Questions in Nuclear Health and Safety (1)
- NIREX (1)
- OECD Nuclear Energy Agency. Co-ordinating Group on Site Evaluation and Design of Experiments for Radioactive Waste Disposal (1)
- Organization for Economic Cooperation and Development. Nuclear Energy Agency. Expert Group on Oxide Fuel Reprocessing (1)
- Seminar on Thermal Performance in Light Water (High Burn-up) Fuels (1)
- Symposium on Nuclear Accidents: Liabilities and Guarantees (1992 : Helsinki, Finland) (1)
- Technical Committee on Natural Fission Reactors (1)
- United States. Dept. of Energy (1)
- Vattenfall AB (1)
- Workshop on Core Monitoring for Commercial Reactors : Improvements in Systems and Methods (1)
- Workshop on Pyrochemical Separations (1)
- 日本原子力研究開発機構 (1)