@article{oai:soar-ir.repo.nii.ac.jp:00012656, author = {Kaiya, H and Osada, A and Kaijiri, K}, issue = {4}, journal = {IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS}, month = {Apr}, note = {Article, IEICE TRANSACTIONS ON INFORMATION AND SYSTEMS. E91D(4): 897-906(2008)}, pages = {897--906}, title = {Identifying stakeholders and their preferences about NFR by comparing use case diagrams of several existing systems}, volume = {E91D}, year = {2008} }