@article {Abreu:1993mc,
	title = {{Determination of alpha-s for b quarks at the Z0 resonance}},
	journal = {Phys. Lett.},
	volume = {B307},
	year = {1993},
	pages = {221-236},
	doi = {10.1016/0370-2693(93)90213-2},
	author = {Abreu, P. and others}
}
