Andrew Neel Max H. Garzon Phanni Penumatsa Improving the Quality of Semantic Retrieval in DNA-Based Memories with Learning. 18-24 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3213&spage=18 2004 conf/kes/2004-1 KES db/conf/kes/kes2004-1.html#NeelGP04