@article{oai:nagasaki-u.repo.nii.ac.jp:00020627,
 author = {高橋, 清 and 林, 正雄},
 issue = {2},
 journal = {長崎大学教養部紀要. 自然科学篇},
 month = {Jan},
 note = {Five samples of plagiophyre, rhyolite, and "tuff" from Tsushima Islands were examined by the fission track method. Their fission track ages are as follows. "Tuff" (Mentenna-Ura: sample no. H-343) … 20.1 ± 1.2 Ma. Plagiophyre (Mentenna-Ura: sample no. H-344) … 16.9 ± 1.0 Ma. "Tuff" (Ichikura-Saka: sample no. H-345) … 18.7 ± 1.2 Ma. "Tuff" (Dosaka: sample no. H-348) … 30.5 ± 2.5 Ma. Rhyolite (Otedo: sample no. H-351) … 14.8 ± 0.8 Ma., 長崎大学教養部紀要. 自然科学篇. 1987, 27(2), p.19-31},
 pages = {19--31},
 title = {対馬の火成岩類のフィッション・トラック年代(II)},
 volume = {27},
 year = {1987}
}