Theory to practical implementation of full-bridge modular multilevel converter for HVDC applications. - Alireza Nami; Arman Hassanpoor; Ying-jiang Hafner (ICIT, 2016)

Transformerless DC/DC converter based on the autotransformer concept for the interconnection of HVDC grids. - Joan Sau-Bassols; Eduardo Prieto-Araujo; Oriol Gomis-Bellmunt; Roberto Alves Baraciarte; Alireza Nami (EVER, 2018)