Production rates of b(b)over-bar quark pairs from gluons and b(b)over-barb(b)over-bar events in hadronic Z0 decays - Abbiendi,G; Ackerstaff,K; Ainsley,C; Akesson,PF; Alexander,G; Allison,J; Anderson,KJ; Arcelli,S; Asai,S; Ashby,SF; Axen,D; Azuelos,G; et al. (EUROPEAN PHYSICAL JOURNAL C, 2001)