Persistent sub-yearly chromospheric variations in lower main-sequence stars [microform] : [Tau] Boö and Alpha「゛」 Com / Davesh Maulik, Robert A. Donahue, Sallie L. Baliunas
原資料の出版事項: [Washington, DC ; Springfield, Va. : National Aeronautics and Space Administration : National Technical Information Service, distributor, 1997]