Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MINAKA Nobuhiro,Ancestral reconstruction in cladistics : phylogeny estimation as a combinatorial optimization problem,IPSJ SIG Notes,09196072,Information Processing Society of Japan (IPSJ),1997-05-15,13,,7-12,https://cir.nii.ac.jp/crid/1570854177223849344,