Ines Sanz Emilio José Bueno Francisco J. Rodríguez 0001 Miguel Moranchel Javier Mingo Selective harmonic elimination for a NPC converter using modified carrier signals. 1766-1771 2014 IECON https://doi.org/10.1109/IECON.2014.7048741 conf/iecon/2014 db/conf/iecon/iecon2014.html#SanzBRMM14