1. Introduction to Computational Biology. Maps, Sequences and Genomes;Waterman,1995
2. Multiple DNA and protein sequence alignment based on segment-to-segment comparison;Morgenstern,1996
3. An overview of sequence comparison;Kruskal,1983
4. B. Morgenstern, J. Stoye and A. Dress, Some theoretical aspects of pairwise and multiple sequence alignment, (in preparation).
5. The Encyclopedia of Integer Sequences;Sloane,1995