1961 Compact Group Papers
Burbidge EM, Burbidge GR, 1961,
Astron J
, 66, 541-50
Burbidge EM, Burbidge GR, 1961,
Ap J
, 134, 244-47
Burbidge EM, Burbidge GR, 1961,
Ap J
, 134, 248-56
Last updated: Jan 6, 1998.