@phdthesis{oai:tsukuba.repo.nii.ac.jp:00027977,
 author = {佐藤, 大介},
 month = {},
 note = {2011, Includes bibliographical references (leaves 104-115)},
 school = {筑波大学, University of Tsukuba},
 title = {Collaborative Web accessibility improvement with users and volunteers},
 year = {2011}
}