Panda, Anup Kumar; Kumar Sarode, Shiva; Ramesh, Tejavathu: 'Zero voltage transition–zero current transition pulse-width modulated multiphase synchronous buck converter with an active auxiliary circuit for portable applications', IET Power Electronics, 2016, 9, (4), p. 631-638, DOI: 10.1049/iet-pel.2014.0905
IET Digital Library, https://digital-library.theiet.org/;jsessionid=altt7aeurs5d4.x-iet-live-01content/journals/10.1049/iet-pel.2014.0905