Alfa-1_Cru

 mk (8)

 |ds/mss|           Spectral type            |     reference     |
 -----------------------------------------------------------------
m|  /   |B0.5IV                              |1969ApJ...157..313H|
 |  /   |B1                                  |1993yCat.3135....0C|
 |  /   |B1 IV SB                            |1962MtSOM...4....1B|
 |  /   |B1 IV SB                            |1962MtSOM...4....1B|
 |  /   |B1 IV SB                            |1961RGOB...41..245E|
 |  /   |B1 IV SB                            |1955MmMtS..12..125W|
 |  /   |B1 IV SB                            |1953ApJ...118..529O|
 |  /   |B1 IV SB                            |1953ApJ...118..511K|