1. 1. J. Heeter, T. Nicholas,” Status and Trend in the U.S. voluntary green power market (2012 data),” National Renewable Energy Lab, Golden, CO, USA, Tech. Rep. NREL/TP-6A20-60210, Oct. 2013.
   2. “IEEE standard for interconnecting distributed resources with electric power systems,” IEEE Std.1547.2- 2008, pp. 1-217, April 2009.
   3. W. Bower, M. Ropp,” Evaluation of islanding detection method for utility interactive inverters in PV systems,” Sandia National Lab., Albuquerque, NM, USA, TECH. Rep. SAND2002-3591, 2002.
   4. W. Y. Teoh, C. W. Tan,” An overview of islanding detection methods in photovoltaic systems,” World Academy of science, E&T Int. Journal of Electrical, CS. E&C Engineering, Vol. 5, no. 11, pp. 1337-1344, 2011.
   5. C. Li, C. Cao, Y. Cao,” A review of islanding detection method for micro-grid,” Renewable and Sustainable Energy Reviews, Vol. 35, pp. 211-220, 2014.
   6. P. Mahat, Z. Chen, B. Bak-Jensen,” Review of islanding detection methods for distributed generation,” IEEE Int. Conf. on Electrical Deregulation, Restructuring & Power Tech, Vol.3 Pp. 2743-2748, April 2008.
   7. Wen-Yeau Chang, Hong-Tzer Yang,” An integrated passive islanding detection method for DG,” WSEAS Trans. on Systems, Vol. 8, no.11, pp.1207-1216, Nov.09.
   8. Vivek Menon, M. H. Nehrir,” A hybrid islanding detection technique using VU and frequency set point,” IEEE Trans. on PS, Vol.22. No.1, Pp.442-448,Feb.07.
   9. W. Najy, H. Zeineldin, A. Alaboudy, W.Woon," A Bayesian passive islanding detection method for inverterbased distributed generation using ESPRIT," IEEE Trans. PD, Vol.26, No. 4, pp2687-2696, Oct. 2011.
   10. P. Yazdkhasti, C. P. Diduch,” An islanding detection method based on measuring impedance at the point of common coupling,” IEEE Conf. on Electrical & Computer Eng. Vol.28, Pp.57-62, May 2015.
   11. G. Marchesan, M.R. Muraro, G. Cardoso, L. Mariotto, A.P. de Morais,” Passive method for distributed island detection based on oscillation frequency,” IEEE Transaction on Power Delivery, 2015
   12. H. T. Do, X. Zhang, N. V. Nguyen, ShanShou Li, Tho T. Chu,” Passive islanding detection method using wavelet packet transform in grid-connected photovoltaic systems," IEEE transaction on power electronics, 2015.
   13. B. Guha, R. J. Haddad, Y. Kalaani," Voltage ripple based passive islanding detection technique for gridconnected photovoltaic inverters," IEEE PS Technology Systems Journal, Vol.3, No.4, pp.143-154, Dec 16.
   14. Bo Wen, D. Boroyevich, R. Burgos, Z. Shen, P. Mattavelli," Impedance-based analysis of active frequency drift islanding detection for grid-tied inverter system," IEEE Trans. on Industry Application,2011.
   15. H. Karimi, A. Yazdani, R. Iravani,” Negative sequence current injection for fast islanding detection of a distributed resource unit,’ IEEE Transaction on Power Electronic, Vol. 23, No. 1, pp. 298-307, Jan 2008.
   16. D. Velasco, C. Trujillo, G. Garcer, E. Figuerer,” An active anti-islanding method based on phase PLL perturbation,” IEEE Transaction on Power Electronics, Vol. 26, No.4, pp. 1056-1066, April 2011.
   17. H. Jou, W. Chiang, J. Wu," virtual inductor based islanding detection method for grid-connected power inverter of distributed power generation system," IET Renew. Power Gen. pp. 175-181, 2007.
   18. F. Briz, D. Diaz-Reigosa, C. Blanco, J. Guerrero," Coordinated operation of parallel-connected inverters for active islanding detection using high-frequency signal injection," IEEE Transaction on Industry Appl, 2013.
   19.  X. Chen, Y. Li," An islanding detection method for inverter-based distributed generators based on the reactive power disturbance," IEEE Trans. on PE, 2015.
   20. W. Xu, G. Zhang, C. Li, W. Wang, G. Wang, J. Kliber," A power line signaling based technique for antiislanding protection of distributed generators – part 1: Scheme and analysis," IEEE transaction on power delivery, Vol.22, No.3, pp.1758-1766, July 2007
   21. Y. Guo, K. Li, D. Laverty, Y. Xue,” Synchrophasor based islanding detection for distributed generation systems using systematic principle component analysis approaches,” IEEE Trans. on Power Delivery, 2015.
   22. J. Laghari, H. Mokhils, M. Karimi, A. Bakar, H. Mohamad,” Computational intelligence based techniques for islanding detection of distributed generations in distribution network: a review,” Energy Conservation and Management, Vol.88, pp. 139-152, 2014.