著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) DORIGO M.,"Optimization, Learning and Natural Algorithms","Ph.D. Thesis, Politecnico di Milano",,,1992,,,,https://cir.nii.ac.jp/crid/1573950400977139328,