Large signal modeling of quasi-resonant buck converter using regulated unified model. - Che Tat Choi; Chi Kwong Li (CDC, 2000)

Output Tracking Control Using Adaptive Backstepping/High Order Sliding Modes. - Chi Kwong Li; Yue Ming Hu; Hongmin Chao (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)