Darren:
Check my papers published in JSP in 1985, and 1986, vol. 55 and 56.
Ihsan
Dr. Ihsan Al-Aasm
Associate Professor
Department of Earth Sciences
University of Windsor, Windsor, Ontario
Canada N9B 3P4
1-519-253-4232 Ext. 2494, FAX: 1-519-973-7081
E-mail address [log in to unmask]