Fields of Almost Periodic Sequences. - Leonard E. Baum; Norman P. Herzberg; S. J. Lomonaco Jr.; Melvin M. Sweet (J. Comb. Theory A, 1977)

Symmetric Sum-Free Partitions and Lower Bounds for Schur Numbers. - Harold Fredricksen; Melvin M. Sweet (Electron. J. Comb., 2000)