社会保障系统协调行政委员会——2018年12月19日关于解释第883/2004号法规（EC）第68条的第F3号决定，该条与差额补充的计算方法有关（与欧洲经济区和欧共体/瑞士协议相关的文本）

Administrative Commission for the Coordination of Social Security Systems — Decision No F3 of 19 December 2018 concerning the interpretation of Article 68 of Regulation (EC) No 883/2004 relating to the method for the calculation of the differential supplement (Text of relevance to the EEA and to the EC/Switzerland Agreement.)