Langford Sequences and Their Variants: Partitions of {1, . . . , 2m + 2} \ {K, 2m + 1}, {1, . . . , 2m—1, L} and {1, . . . , 2m, L} \ {2} Into Differences in {D, . . . , D + M —1}

doi 10.22215/etd/2007-07938