A Simplified Proof of the NP- and MAX SNP-Hardness of Multiple Sequence Tree Alignment.

Harold T. Wareham A Simplified Proof of the NP- and MAX SNP-Hardness of Multiple Sequence Tree Alignment. 509-514 1995 2 Journal of Computational Biology 4 db/journals/jcb/jcb2.html#Wareham95 http://dx.doi.org/10.1089/cmb.1995.2.509