Developments and interactions of the Precambrian atmosphere, lithosphere, and biosphere (Amsterdam New York Elsevier New York Distributors for the U.S. and Canada, Elsevier Science Pub., 1983)
"IGCP Project nos. 157 and 160."
"Reprinted from Precambrian geology, vol. 20, nos. 2-4."
"Compilation of papers based on the presentations of participants at, or contributed by authors unable to attend, the IGCP Projects 157 and 160 meeting at the Universidad Nacional Autónoma de México in México City, México