++++ 1 . FREE MOVEMENT OF PERSONS - WORKERS - SOCIAL SECURITY - PERIODS ASSIMILATED TO INSURANCE PERIODS - REFERENCE TO NATIONAL LAW ( REGULATION NO 3, ARTICLE 1(R )) 2 . FREE MOVEMENT OF PERSONS - WORKERS - OLD-AGE AND DEATH ( PENSIONS ) INSURANCE - APPLICATION OF GERMAN LEGISLATION - TAKING INTO ACCOUNT OF ' SUBSTITUTE PERIODS ' WITHIN THE MEANING OF THAT LEGISLATION - GERMAN INSTITUTIONS NOT OBLIGED TO TAKE INTO ACCOUNT A PERIOD COMPLETED UNDER THE LEGISLATION OF ANOTHER MEMBER STATE ( REGULATION NO 3, ARTICLE 28, ANNEX G )