Comparative study of LED ballasts for different light regulation techniquesMilaševski, Irena; Tetervenok, Oleg; Suzdalenko, Alexander15th International Power Electronics and Motion Control Conference, EPE-PEMC 2012 ECCE Europe, Novi Sad, Serbia2012 / p. DS2b.16-1-DS2b.16-6 : ill https://ieeexplore.ieee.org/document/6397269