@article{weko_20870_1, author = "Takatsuji,Toshihiro and Sasaki,S. Masao and Ejima,Yousuke and Tachibana,Akira and Hoshi,Masaharu", title = "Development of Alpha-ray Irradiation System.", journal = "Journal of radiation research", year = "1994", volume = "35", number = "4", month = "dec" }