Comparison of performance of phase-shift and asymmetrical pulse width modulation techniques for the novel galvanically isolated buck-boost dc-dc converter for photovoltaic applicationsVinnikov, Dmitri; Chub, Andrii; Kosenko, Roman; Zakis, Janis; Liivik, ElizavetaIEEE journal of emerging and selected topics in power electronics2017 / p. 624-637 : ill https://doi.org/10.1109/JESTPE.2016.2631628

High-performance quasi-Z-source series resonant DC-DC converter for photovoltaic module-level power electronics applicationsVinnikov, Dmitri; Chub, Andrii; Liivik, Elizaveta; Roasto, IndrekIEEE transactions on power electronics2017 / p. 3634-3650 : ill http://dx.doi.org/10.1109/TPEL.2016.2591726