Author Title Journal ISSN Publisher Date Volume Number Page URL URL(DOI) Kohno S.,Ihara S.,Akiyama H.,Maeda S. 12a-N-8 Relation between ion species of injected plasma and the POS operation Abstracts of the meeting of the Physical Society of Japan. Sectional meeting The Physical Society of Japan (JPS) 1993-09-20 1993 4 191 http://ci.nii.ac.jp/naid/110001997874/en/