1. R G Stokstad, in Treatise on Heavy-Ion Science edited by D A Bromley (Plenum, New York, 1985) vol. 3, p. 83
2. B Fornal, G Prete, G Nebbia, F Trotti, G Viesti, D Fabris, K Hagel and J B Notwitz, Phys. Rev. C37, 2624 (1988)
3. B Fornal et al, Phys. Rev. C41, 127 (1990)
4. R K Choudhury, P L Gonthier, K Hagel, M N Namboodiri, J B Natowitz, L Adler, S Simon, S Kniffen and G Berkowitz, Phys. Lett. B143, 74 (1989)
5. G Viesti, B Fornal, D Fabris, K Hagel, J B Natowitz, G Nebbia, G Prete, and F Trotti, Phys. Rev. C38, 2640 (1988)