Intra-day variability observations of S5 0716+714 over 4.5 years at 4.8 GHzX. Liu, H.-G. Song, N. Marchili, B.-R. Liu, J. Liu, T. P. Krichbaum, L. Fuhrmann and J. A. ZensusA&A, 543 (2012) A78DOI: https://doi.org/10.1051/0004-6361/201219367
