1. Overview and perspective of dispersed generation systems;Natori;Trans IEE Japan,2000
2. Trends and forecasts for novel electric network system, 1. General remarks;Yokoyama;J IEE Japan,2005
3. DC-bus-connected distribution power system;Ito;PE Society Annual Conf,2002
4. 2001 Public call for international research in energy and environment: Research report on interconnected and autonomous operation of small-scale distributed power systems. NEDO; 2002-3.
5. Report of research group on DC power systems in IT age, 2003.