@mastersthesis{oai:tsukuba.repo.nii.ac.jp:00037614,
 author = {堀, 智彰},
 month = {},
 note = {2014},
 school = {筑波大学, University of Tsukuba},
 title = {コンテンツ同士の関係性が浮かぶ統合的学習環境の構築},
 year = {2015}
}