Simultaneous single-pulse observations of radio pulsars - I. The polarization characteristics of PSR B0329+54A. Karastergiou, A. von Hoensbroech, M. Kramer, D. R. Lorimer, A. G. Lyne, O. Doroshenko, A. Jessner, C. Jordan and R. WielebinskiA&A, 379 1 (2001) 270-278DOI: https://doi.org/10.1051/0004-6361:20011306