@article {Abreu:1996mj,
	title = {{Search for lepton flavor number violating Z0 decays}},
	journal = {Z. Phys.},
	volume = {C73},
	year = {1997},
	pages = {243-251},
	doi = {10.1007/s002880050313},
	author = {Abreu, P. and others}
}
