Hubble Space Telescope observations of white dwarf stars Shipman, H. L. ; Barnhill, M. ; Bond, H. ; Bruhwciler, F. ; Finley, D. ; Fontaine, G. ; Holbery, J. ; Koester, D. ; Liebert, J. ; Oswalt, T. ; Nousek, J. ; Roby, S. ; Sion, E. ; Tweedy, R. ; Wesemael, F. Abstract Publication: White Dwarfs: Advances in Observation and Theory Pub Date: 1993 DOI: 10.1007/978-94-011-2020-3_39 Bibcode: 1993ASIC..403..295S