@article{L3:1993srr, author = "Adriani, O. and others", collaboration = "L3", title = "{Search for a $Z^\prime$ at the $Z$ resonance}", reportNumber = "CERN-PPE-93-44", doi = "10.1016/0370-2693(93)91156-H", journal = "Phys. Lett. B", volume = "306", pages = "187--196", year = "1993" }