@article {Abreu:1993mk,
	title = {{Production rate and decay lifetime measurements of B(s)0 mesons at LEP using D(s) and phi mesons}},
	journal = {Z. Phys.},
	volume = {C61},
	year = {1994},
	pages = {407-420},
	doi = {10.1007/BF01413179},
	author = {Abreu, P. and others}
}
