1. Symmetrical composite pulse sequences for NMR population inversion: I. Compensation of radiofrequency field inhomogeneity;Levitt;J. Magn. Reson.,1982
2. Composite pulses with dual compensation;Shaka;J. Magn. Reson.,1983
3. Effects of arbitrary laser of NMR pulse shapes on population-inversion and coherence;Warren;J. Chem. Phys.,1984
4. Composite pulses without phase distortion;Tycko;J. Magn. Reson.,1986
5. Composite pulses;Levitt;Prog. NMR Spectrosc.,1986