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3. Computer-optimized narrowband pulses for multislice imaging;Murdoch;J. Magn. Reson.,1987
4. Selective inversion radiofrequency pulses by optimal control;Mao;J. Magn. Reson.,1986
5. Experimental study of optimal selective 180° radiofrequency pulses;Mao;J. Magn. Reson.,1988