Accuracy studies with carbon clusters at the Penning trap mass spectrometer TRIGA-TRAPJ. Ketelaer, T. Beyer, K. Blaum, M. Block, K. Eberhardt, M. Eibach, F. Herfurth, C. Smorra and Sz. NagyEur. Phys. J. D, 58 1 (2010) 47-52DOI: https://doi.org/10.1140/epjd/e2010-00092-9