Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ozaki Masahiro and Nakamae Masayuki and Yamamoto Yoshiko,"The pitfalls with practice of Earned Value Management, and these avoidance methods(Applying Earned Value Management)",Journal of the Society of Project Management,1345031X,The Society of Project Management,2007,9,2,3-7,https://cir.nii.ac.jp/crid/1390001206112352128,https://doi.org/10.14914/spmj.9.2_3