1. ISV, Uppsala University, Nyköping, Sweden
2. GANIL, Caen, France
3. FLNR, JINR Dubna, Russia
4. Physics Dept., KTH, Stockholm, Sweden
5. DSF, Univ. di Napoli Federico II and Inst. Naz. di Fisica Nucl., Napoli, Italy
6. NPI ASCR Rez, Czech Republic
7. Univ. Complutense, Madrid, Spain
8. ISOLDE, CERN, Geneva, Switzerland
9. GSI Darmstadt, Germany
10. Univ. of Tennessee, Knoxville, USA
11. IFD, Warsaw Univ., Warsaw, Poland
12. SINS, Swierk, Poland
13. Dep. of Physics, Univ. of Surrey, UK