Time projection chambers (TPC) in heavy ion experiments J.A. Lien, D. Roehrich, H. Helstrup and K. Ullaland Eur Phys J C, 33 3 (2004) s1017-s1019 Published online: 30 March 2004 DOI: 10.1140/epjcd/s2004-03-1799-6