On the connection between radio and gamma rays - Variability and polarization properties in relativistic jetsM. Orienti, F. D’Ammando, M. Giroletti, D. Dallacasa, T. Venturi and G. GiovanniniEPJ Web of Conferences, 61 (2013) 04009DOI: https://doi.org/10.1051/epjconf/20136104009