ABBA (Musical group) (Corporate Name)
Old catalog heading: Abba (Musical group)
Lindvall, M. ABBA, 1977 (subj.) t.p. (ABBA, pop group) p. 9, etc. (name formed from 1st letter of the 4 group members' names)
Hammarsten, C. Succé på världs-scenen, 1979: t.p. (Agnetha, Björn, Benny & Annifrid, ABBA)
Nite, N.N. Rock on, 1982: v. 2, p. 1 (ABBA, Swedish musical group, formed in 1974; members: Agnetha "Anna" Fal̈tskog Ulvaeus; Bjor̈n Ulvaeus, Benny Andersson, Annifrid "Frida" Lyngstad Andersson)
New York times, Mar. 18, 2008 (Ola Brunkert, 62, ex-drummer for Abba; found deceased Mar. 16, 2008, Arta, Mallorca; Abba has not performed together since 1982)