A Simple Multi-Regional Input-Output Account for Waste Analysis. - Shigemi Kagawa; Hajime Inamura; Yuichi Moriguchi (Technol. Anal. Strateg. Manag., 2004)

Finding environmentally important industry clusters: Multiway cut approach using nonnegative matrix factorization. - Shigemi Kagawa; Shunsuke Okamoto; Sangwon Suh; Yasushi Kondo; Keisuke Nansai (Soc. Networks, 2013)