Bitew, Girmaw Teshager; Han, Minxiao; Mekonnen, Sifrash A.; Patrobers, Simiyu; Khan, Zmarrak W.; Tuan, Luu K.: 'Pumped energy storage system technology and its AC–DC interface topology, modelling and control analysis: a review', The Journal of Engineering, 2019, 2019, (16), p. 705-710, DOI: 10.1049/joe.2018.8379
IET Digital Library, https://digital-library.theiet.org/;jsessionid=2b1vbd6lltmf.x-iet-live-01content/journals/10.1049/joe.2018.8379