Irfan Siap Taher Abualrub Ali Ghrayeb Cyclic DNA codes over the ring F2[u]/(u2-1) based on the deletion distance. 731-740 2009 346 J. Frankl. Inst. 8 https://doi.org/10.1016/j.jfranklin.2009.07.002 https://www.wikidata.org/entity/Q58473800 db/journals/jfi/jfi346.html#SiapAG09