Bendings of radio jets in BL Lacertae objects - I. EVN and MERLIN observationsP. Cassaro, C. Stanghellini, D. Dallacasa, M. Bondi and R. A. ZappalàA&A, 381 2 (2002) 378-388DOI: https://doi.org/10.1051/0004-6361:20011460