1. 1.  F.Katiraei, M.R.Iravani, A.L.Dimeas, and N.D.Hatziargyriou, “Microgrids management: control and operation aspects of microgrids,” IEEE Power Energy Mag., vol. 6, no. 3, pp. 54–65, May/Jun. 2008.
   2. R. H. Lasseter and P. Paigi, “Microgrid: A conceptual solution,” in Proc. IEEE-PESC’04, 2004, pp. 4285–4290.
   3. H. Nikkhajoei and R. H. Lasseter, “Distributed generation interface to the certs microgrid,” IEEE Trans. Power Del., vol. 24, no. 3, pp. 1598–1608, Jul. 2009.
   4. F. Katiraei and M. R. Iravani, “Power management strategies for a micro grids with multiple distributed generation units,” IEEE Trans. Power Syst., vol. 21, no. 4, pp. 1821–1831, Nov. 2006.
   5. C. K. Sao and P. W. Lehn, “Control and power management of converter fed microgrids,” IEEE Trans. Power Syst., vol. 23, no. 3, pp. 1088–1098, Aug. 2008.
   6. I.-Y. Chung, W. Liu, D. A. Cartes, E. G. Collins, Jr, and S. Moon, “Control methods of inverter-interfaced distributed generators in a mi- crogrid system,” IEEE Trans. Ind. App., vol. 46, no. 3, pp. 1078–1088, May/Jun. 2010.
   7. N. Eghtedarpour and E. Farjah, “Control strategy for distributed inte- gration of photovoltaic and energy storage systems in dc microgrids,” J. Renewable Energy, vol. 45, pp. 96–110, Sep. 2012.
   8. L. Xu and D. Chen, “Control and operation of a DC micro grids with variable generation and energy storage,” IEEE Trans. Power Del., vol. 26, no. 4, pp. 2513–2522, Oct. 2011.
   9. M. E. Baran and N. R. Mahajan, “DC distribution for industrial sys- tems- opportunities and challenges,” IEEETrans. Ind. App., vol. 39, no. 6, pp. 1596–1601, Nov./Dec. 2003.
   10. N. Eghtedarpour and E. Farjah, “Distributed charge/discharge control of energy storages in a renewableenergy-based DC microgrid,” IET Renew. Power Gen., vol. 8, no. 1, pp. 45–57, Jan. 2014