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- [1] Ultra-high-resolution observations of interstellar Na I and Ca II K toward the high galactic latitude star HD 28491ASTROPHYSICAL JOURNAL, 1997, 478 (02): : 648 - 657Blades, JCSahu, MSHe, LDCrawford, IABarlow, MJDiego, F
- [2] Atomic and molecular interstellar absorption lines toward the high galactic latitude stars HD 141569 and HD 157841 at ultra-high resolutionASTROPHYSICAL JOURNAL, 1998, 504 (01): : 522 - 532Sahu, MSBlades, JCHe, LHartmann, DBarlow, MJCrawford, IA
- [3] Additional ultra-high-resolution observations of Ca+ ions in the local interstellar mediumMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1998, 300 (04) : 1181 - 1188Crawford, IALallement, RWelsh, BY
- [4] ULTRA-HIGH-RESOLUTION OBSERVATIONS OF CA+ IONS IN THE LOCAL INTERSTELLAR-MEDIUMMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, 1995, 273 (01) : 219 - 224CRAWFORD, IADUNKIN, SK
- [5] Ultra-high-resolution observations of Ca K line variations in the β Pictoris discMonthly Notices of the Royal Astronomical Society, 1991, 266 (01):Crawford, I.A.Spyromilio, J.Barlow, M.J.Diego, F.Lagrange, A.M.
- [6] High resolution observations of interstellar na i and ca ii towards the scorpio-centaurus associationAstronomy and Astrophysics, 1991, 247 (01): : 183 - 201Crawford, I.A.
- [9] Ultra-high-resolution observations of interstellar C2, CH and CN towards zeta Ophiuchi and HD 169454Monthly Notices of the Royal Astronomical Society, 290 (01):Crawford, I. A.
- [10] AN ULTRA-HIGH-RESOLUTION SEARCH FOR INTERSTELLAR CA+ TOWARDS ALPHA-CENTAURI-AOBSERVATORY, 1994, 114 (1123): : 289 - 293CRAWFORD, IA