@phdthesis{oai:tsukuba.repo.nii.ac.jp:00020978,
 author = {大平, 辰朗 and Ohira, Tatsuro},
 month = {},
 note = {1995},
 school = {筑波大学, University of Tsukuba},
 title = {樹木抽出成分の生物活性と効率的抽出に関する研究},
 year = {1995}
}