@article {Abreu:1997cn,
	title = {{Measurement of correlations between pions from different Ws in e+ e {\textendash}-> W+ W- events}},
	journal = {Phys. Lett.},
	volume = {B401},
	year = {1997},
	pages = {181-191},
	doi = {10.1016/S0370-2693(97)00419-X},
	author = {Abreu, P. and others}
}
