Shoki Kosai, Seiji Hashimoto, Kazuyo Matsubae, Benjamin McLellan, Eiji Yamasue. Comprehensive analysis of external dependency in terms of material criticality by employing total material requirement: Sulfuric acid production in Japan as a case study. Minerals. 2018. 8. 3. 114
Kyaw Nyunt Maung, Cherry Myo Lwin, Seiji Hashimoto. Classification of secondary copper resources in major countries. International Review of Civil Engineering. 2017. 8. 3. 113-119