1. Improved length bounds for the shortest superstring problem;Armen,1995
2. C. Armen, C. Stein, Short superstrings and the structure of overlapping strings, J. Comput. Biol.
3. A 223-approximation algorithm for the shortest superstring problem;Armen,1996
4. Linear approximation of shortest superstrings;Blum;J. Assoc. Comput. Mach.,1994
5. Une caractérisation des mots périodiques;Césari;C. R. Acad. Sci. Paris A,1978