著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Tingley, George alexander","A solution method for assignment problems with staggered, overlapping shifts and arbitrary individual constraints, applied to aircrew scheduling",,Swiss Federal Institute of Technology,1979,Diss. ETH,,,,https://cir.nii.ac.jp/crid/1130000796973613952