In the letter send to the Eurogroup by the Finance Miniter, concerning the program of the Greek Government, there is a reference to a Basic Income using the term Guaranteed Basic Income:
http://mobile.reuters.com/article/idUSKBN0LS0V520150224?irpc=932
In the Greek version, the term Guaranteed Income (Εγγυημένο Εισόδημα) is used:
http://www.nooz.gr/economy/olokliri-i-epistoli-sta-agglika
This reference is in the context of facing the humanitarian crises and the reform of the welfare policy for certain ages pention. The letter also refers to the evaluation and extention of the Minimum Guranteed Income scheme that already exists.