N. Stenberg, "The impact of HVDC innovations on the power industry," Master of Science, Industrial Economics and Management, KTH Industrial Engineering and Management, 2013.
 K. R. Padiyar, HVDC power transmission systems: technology and system interactions. New Age International, 2010.
 M. Eremia, C.-C. Liu, and A.-A. Edris, Advanced solutions in power systems: HVDC, FACTS, and Artificial Intelligence. John Wiley & Sons, 2016.
 J. Lin, "Integrating the First HVDC-Based Offshore Wind Power into PJM System—A Real Project Case Study," IEEE Transactions on Industry Applications, vol. 52, no. 3, pp. 1970-1978, 2016, doi: 10.1109/TIA.2015.2511163.
 Z. Xu, S. Wang, and H. Xiao, "Hybrid high-voltage direct current topology with line commutated converter and modular multilevel converter in series connection suitable for bulk power overhead line transmission," IET Power Electronics, vol. 9, no. 12, pp. 2307-2317, 2016, doi: 10.1049/iet-pel.2015.0738.
 W. Xiang, R. Yang, C. Lin, J. Zhou, J. Wen, and W. Lin, "A Cascaded Converter Interfacing Long Distance HVDC and Back-to-Back HVDC Systems," IEEE Journal of Emerging and Selected Topics in Power Electronics, pp. 1-1, 2019, doi: 10.1109/JESTPE.2019.2913915.
 N. Flourentzou, V. G. Agelidis, and G. D. Demetriades, "VSC-based HVDC power transmission systems: An overview," IEEE Transactions on power electronics, vol. 24, no. 3, pp. 592-602, 2009.
 R. Sellick and M. Åkerberg, "Comparison of HVDC Light (VSC) and HVDC Classic (LCC) site aspects, for a 500MW 400kV HVDC transmission scheme," 2012.
 P. Bresesti, W. L. Kling, R. L. Hendriks, and R. Vailati, "HVDC connection of offshore wind farms to the transmission system," IEEE Transactions on energy conversion, vol. 22, no. 1, pp. 37-43, 2007.
 B. Westman, S. Gilje, and M. Hyttinen, "Valhall re-development project, power from shore," in PCIC Europe 2010, 2010: IEEE, pp. 1-5.
 C. Du, M. H. Bollen, E. Agneholm, and A. J. I. T. o. P. D. Sannino, "A new control strategy of a VSC–HVDC system for high-quality supply of industrial plants," vol. 22, no. 4, pp. 2386-2394, 2007.
 R. Yang, G. Shi, X. Cai, C. Zhang, G. Li, and J. Liang, "Autonomous Synchronizing and Frequency Response Control of Multi-terminal DC Systems with Wind Farm Integration," IEEE Transactions on Sustainable Energy, pp. 1-1, 2020, doi: 10.1109/TSTE.2020.2964145.
 C. M. Diez, A. Costabeber, F. Tardelli, D. Trainer, and J. Clare, "Control and Experimental Validation of the Series Bridge Modular Multilevel Converter for HVDC Applications," IEEE Transactions on Power Electronics, vol. 35, no. 3, pp. 2389-2401, 2020, doi: 10.1109/TPEL.2019.2929862.
 S. Lin, L. Wang, D. Mu, L. Liu, K. Liao, and Z. J. I. R. P. G. He, "Research on starting-up control strategy of VSC-HVDC system," vol. 12, no. 16, pp. 1957-1965, 2018.
 N. Mohan, T. M. Undeland, and W. P. Robbins, Power electronics: converters, applications, and design. John wiley & sons, 2003.
 I. Mattsson et al., "Murraylink, the longest underground HVDC cable in the world," in Paper B4-103 presented at the Cigré conference, Paris, France, Aug, 2004.
 L. Ronström et al., "Cross sound cable project second generation VSC technology for HVDC," in Cigré Session, 2004, pp. B4-102.
 C. Zhao and Y. Sun, "Study on control strategies to improve the stability of multi-infeed HVDC systems applying VSC-HVDC," in 2006 Canadian Conference on Electrical and Computer Engineering, 2006: IEEE, pp. 2253-2257.
 H.-r. CHEN, J. Zhang, and W.-l. PAN, "Start-up Control of VSC Based on HVDC System [J]," High Voltage Engineering, vol. 5, pp. 1164-1169, 2009.
 S. K. Chaudhary, "Control and protection of wind power plants with VSC-HVDC connection," Aalborg University, Aalborg, 2011.
 S. K. Chaudhary, R. Teodorescu, P. Rodriguez, P. Kjær, and P. Christensen, "Modelling and simulation of VSC-HVDC connection for wind power plants," in Proceeding of the 5th Nordic Wind Power Conference, 2009.
 M. Ucar, Ş. ÖZDEMİR, and E. ÖZDEMİR, "A unified series-parallel active filter system for nonperiodic disturbances," Turkish Journal of Electrical Engineering & Computer Sciences, vol. 19, no. 4, pp. 575-596, 2011.
 Z. J. X. Z. C. Hairong, "Startup Procedures for the VSC-HVDC System [J]," Transactions of China Electrotechnical Society, vol. 9, 2009.
 M. Changizian and A. Shoulaie, "Research on Effective Parameters on Overvoltage and Inrush Current in Starting-up of VSC-HVDC System," in 2019 International Power System Conference (PSC), 9-11 Dec. 2019 2019, pp. 410-416, doi: 10.1109/PSC49016.2019.9081480.
 A.-I. Stan and D.-I. Stroe, "Control of VSC-based HVDC transmission system for offshore wind power plants," Departament of Energy Tehnology Aalborg University, Denmark, 2010.
 D. Nilsson, "DC distribution systems," Göteborg University, Department of Enargy and Environment, 2005.
 Y. Liang and C. Nwankpa, "A new type of STATCOM based on cascading voltage-source inverters with phase-shifted unipolar SPWM," IEEE transactions on industry applications, vol. 35, no. 5, pp. 1118-1123, 1999.
 N. R. Mahajan, "System protection for power electronic building block based DC distribution systems," 2004.