Changes made by 84/1/Euratom, EEC: Council Decision of 22 December 1983 adopting a research programme to be implemented by the Joint Research Centre for the European Atomic Energy Community and for the European Economic Community (1984 to 1987)
EU Decision 1984/1
No changes made by 84/1/Euratom, EEC: Council Decision of 22 December 1983 adopting a research programme to be implemented by the Joint Research Centre for the European Atomic Energy Community and for the European Economic Community (1984 to 1987) are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.