Proc.of the 4th Int. Conf. on Smart Cities and Green ICT Systems, Lisbon, 20-22.05.2015. – Lisbon: SCITEPRESS – Science and Technology Publications, 2015. Portugal. 20-22 May 2015. P.195-200.
Energy conservation policies of the countries in north-east Asia. Country reports of the countries in northeast Asia / Korea Energy Economics Institute. P.89-101.
