1. 1
    Published 1956
    ...HD 2195.5 .A1 .N532 c...
    Journal
  2. 2
    Published 2001
    ...HD 9428 .N5 .E96...
    Journal
  3. 3
    Published 2003
    ...HD 9433 .N52 .O58...
    Journal
  4. 4
    Published 1997
    ...HD 2195.5 .A1 .N532 n...
    Journal