1. Algal stromatolites in the James Reef complex (Lower Cretaceous), Fairway Field, Texas;Achauer;J. Sediment. Petrol.,1969
2. Iron oxide genesis in the Brockman Iron Formation and associated ore deposits, Western Australia;Ayres,1970
3. Microorganisms from the Gunflint Chert;Barghoorn;Science,1965
4. The geochemical evolution of continental rocks. A model;Barth,1968
5. Carbon and oxygen isotope ratios in iron-formation and associated rocks from the Hamersley Range of Western Australia and their implications;Becker,1971