1. NEC, National Electrostatics Corporation, Middleton, WI, USA
2. M.L. Sundquist, R.L. Loger, R.E. Daniel, R.L. Kitchen, J.J. Kolonko, G.M. Klody, in: AIP Conference Proceedings 475, Applications of Accelerators in Research and Industry, 1999, p. 661
3. The Leibniz-Labor AMS facility at the Christian-Albrechts University, Kiel, Germany
4. The Hvee 14C System at Groningen
5. A High Throughput 14C Accelerator Mass Spectrometer