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) Sönke Hartmann and Dirk Briskorn,A survey of variants and extensions of the resource-constrained project scheduling problem,European Journal of Operational Research,0377-2217,Elsevier BV,2010-11,207,1,1-14,https://cir.nii.ac.jp/crid/1361137043981127424,https://doi.org/10.1016/j.ejor.2009.11.005