A Sino-German λ6 cm polarisation survey of the Galactic plane - VIII. Small-diameter sources W. Reich, X. H. Sun, P. Reich, X. Y. Gao, L. Xiao and J. L. Han A&A, 561 (2014) A55 Published online: 23 December 2013 DOI: 10.1051/0004-6361/201322716