J. Rodriguez, J. S. Lai, and F. Z. Peng, "Multilevel inverters: a survey of topologies, controls, and applications", IEEE Transactions on industrial electronics, Vol. 49, NO. 4, August 2002, pp. 724-738.
 K. El-Naggar and T. H. Abdelhamid, "Selective harmonic elimination of new family of multilevel inverters using genetic algorithms", Energy Conversion and Management, Vol. 49, NO. 1, January 2008, pp. 89-95.
 J. Chiasson, L. Tolbert, K. McKenzie, and Z. Du, "Real-time computer control of a multilevel converter using the mathematical theory of resultants", Mathematics and computers in simulation, Vol. 63, NO. 3-5, November 2003, pp. 197-208.
 Z. Pan and F. Z. Peng, "Harmonics optimization of the voltage balancing control for multilevel converter/inverter systems", In: Industry Applications Conference, 39th IAS Annual Meeting. Seattle, WA, USA, USA, Conference Record of the IEEE, Vol. 4, October 2004, pp. 2194-2201.
 E. Babaei, M. T. Haque, and S. H. Hosseini, "A novel structure for multilevel converters", In: Electrical Machines and Systems, ICEMS, Proceedings of the Eighth International Conference, Nanjing, China, Vol. 2, October 2005, pp. 1278-1283.
 E. Babaei, S. Hosseini, G. Gharehpetian, M. T. Haque, and M. Sabahi, "Reduction of dc voltage sources and switches in asymmetrical multilevel converters using a novel topology", Electric Power Systems Research, Vol. 77, NO. 8, June 2007, pp. 1073-1085.
 Y. Hinago and H. Koizumi, "A single-phase multilevel inverter using switched series/parallel dc voltage sources", Industrial Electronics, IEEE Transactions, September 2009, pp. 1962-1967.
 S. Laali, K. Abbaszadeh, and H. Lesani, "A new algorithm to determine the magnitudes of dc voltage sources in asymmetric cascaded multilevel converters capable of using charge balance control methods", In: Electrical Machines and Systems (ICEMS), 2010 International Conference, Vol. x, NO. xx, October 2010, pp. 56-61.
 J. Leon, S. Vazquez, A. J. Watson, L. G. Franquelo, P. W. Wheeler, and J. M. Carrasco, "Feed-forward space vector modulation for single-phase multilevel cascaded converters with any DC voltage ratio", IEEE Transactions on Industrial Electronics, Vol. 56, NO. 2, February 2009, pp. 363 – 367.
 R. Baker and L. Bannister, "Electric Power Converter", Massachusetts Institute of Technology, assignee. United States patent US 3,867,643, February 1975.
 T. Meynard and H. Foch, "Multi-level conversion: high voltage choppers and voltage-source inverters", In: Power Electronics Specialists Conference, PESC'92 Record., 23rd Annual IEEE, June 1992, pp. 397-403.
 J. Rodríguez, S. Bernet, B. Wu, J. O. Pontt, and S. Kouro, "Multilevel voltage-source-converter topologies for industrial medium-voltage drives", IEEE Transactions on industrial electronics, Vol. 54, NO. 6, December 2007, pp. 2930-2945.
 J. Ainsworth, M. Davies, P. Fitz, K. Owen, and D. Trainer, "Static var compensator (STATCOM) based on single-phase chain circuit converters", IEE Proceedings-Generation, Transmission and Distribution, Vol. 145, NO. 4, July 1998, pp. 381-386.
 P. Wheeler, L. Empringham, and D. Gerry, "Improved output waveform quality for multi-level H-bridge chain converters using unequal cell voltages", 8th International Conference on Power Electronics and Variable Speed Drives, London, UK, September 2002, pp. 536 – 540.
 Z. Du, L. M. Tolbert, J. N. Chiasson, and B. Özpineci, "A cascade multilevel inverter using a single DC source", In Applied Power Electronics Conference and Exposition, APEC'06. Twenty-First Annual IEEE, March 2006, pp. 5.
 S. J. Park, F. S. Kang, S. E. Cho, C. J. Moon, and H. K. Nam, "A novel switching strategy for improving modularity and manufacturability of cascaded-transformer-based multilevel inverters", Electric Power Systems Research, Vol. 74, NO. 3, June 2003, pp. 409-416.
 E. Babaei, A. Dehqan, and M. Sabahi, "Improvement of the performance of the cascaded multilevel inverters using power cells with two series legs", Journal of Power Electronics, Vol. 13, NO. 2, 2013, pp. 223-231.
 J. Ebrahimi, E. Babaei, and G. B. Gharehpetian, "A new multilevel converter topology with reduced number of power electronic components", IEEE Transactions on industrial electronics, Vol. 59, NO. 2, February 2012, pp. 655-667.
 P. Lezana and J. Rodríguez, "Mixed multicell cascaded multilevel inverter", In: Industrial Electronics, ISIE 2007. IEEE International Symposium, June 2007, pp. 509-514.
 L. Li, D. Czarkowski, Y. Liu, and P. Pillay, "Multilevel space vector PWM technique based on phase-shift harmonic suppression", In: Applied Power Electronics Conference and Exposition, APEC 2000. Fifteenth Annual IEEE, Vol. 1, 2000, pp. 535 - 541.
 J. Mahdavi, A. Agah, A. Ranjbar, and H. Toliyat, "Extension of PWM space vector technique for multilevel current-controlled voltage source inverters", In: Industrial Electronics Society, IECON'99 Proceedings. The 25th Annual Conference of the IEEE, Vol. 2, 1999, pp. 583-588.
 Y. Nabati and E. Babaei, "A new dc-dc converter with high voltage gain and low voltage stress on power switches", International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles (ESARS), Aachen, Germany, March 2015, pp. 1 – 6.
 A. A. Gandomi, S. Saeidabadi, S. H. Hosseini, E. Babaei, and M. Sabahi, "Transformer-based inverter with reduced number of switches for renewable energy applications", IET Power Electronics, Vol. 8, NO. 10, August 2015, pp. 1875-1884.
 E. Babaei, S. Laali, and Z. Bayat, "A Single-Phase Cascaded Multilevel Inverter Based on a New Basic Unit With Reduced Number of Power Switches", IEEE Transactions on industrial electronics, Vol. 62, NO. 2, February 2015, pp. 922-929.
 E. Zamiri, S. Hamkari, M. Moradzadeh, and E. Babaei, "A new cascaded multilevel inverter structure with less number of switches", In: The 5th Annual International Power Electronics, Drive Systems and Technologies Conference (PEDSTC), Tehran, Iran, February 2014, pp. 199-204.
 E. Babaei and M. Seyed Mahmoodieh, "Calculation of output voltage ripple and design considerations of SEPIC converter", IEEE Transactions on Industrial Electronics, Vol. 61, NO. 3, March 2014, pp. 1213 - 1222.
 E. Babaei, S. Laali, and S. Alilu, "Cascaded Multilevel Inverter with Series Connection of Novel H-Bridge Basic Units", IEEE Transactions on Industrial Electronics, Vol. 61, NO. 12, April 2014, pp. 6664 - 6671.
 E. Babaei, M. F. Kangarlu, and M. Sabahi, "Extended multilevel converters: an attempt to reduce the number of independent DC voltage sources in cascaded multilevel converters", IET Power Electronics, Vol. 7, NO. 1, January 2014, pp. 157-166.
 E. Babaei and S. S. Gowgani, "Hybrid multilevel inverter using switched capacitor units", IEEE Transactions on industrial electronics, Vol. 61, NO. 9, September 2014, pp. 4614-4621.
 E. Babaei, S. Alilu, and S. Laali, "A new general topology for cascaded multilevel inverters with reduced number of components based on developed H-bridge", IEEE Transactions on Industrial Electronics, Vol. 61, NO. 8, August 2014, pp. 3932-3939.
 E. Babaei, "A cascade multilevel converter topology with reduced number of switches", IEEE Transactions on power electronics, Vol. 23, NO. 6, November 2008, pp. 2657 - 2664.