1 . FREE MOVEMENT OF PERSONS - WORKERS - EQUAL TREATMENT - BENEFICIARIES - DEPENDENT RELATIVES IN THE ASCENDING LINE OF THE WORKER ( REGULATION NO 1612/68 OF THE COUNCIL , ART . 7 ) 2 . FREE MOVEMENT OF PERSONS - WORKERS - EQUAL TREATMENT - SOCIAL ADVANTAGES - CONCEPT - GUARANTEED INCOME FOR OLD PERSONS ( REGULATION NO 1612/68 OF THE COUNCIL , ART . 7 ( 2 )) 3.FREE MOVEMENT OF PERSONS - WORKERS - EQUAL TREATMENT - SOCIAL ADVANTAGES - GUARANTEED INCOME FOR OLD PERSONS - GRANT THEREOF TO DEPENDENT RELATIVES IN THE ASCENDING LINE OF THE WORKER - EXISTENCE OF A RECIPROCAL AGREEMENT - NOT NECESSARY ( REGULATION NO 1612/68 OF THE COUNCIL , ART . 7 ( 2 ))