1. Ager, D. V., 1964, The British Mesozoic Committee: Nature, v. 203, p. 1059
2. Ager, D. V., 1981, The nature of the stratigraphical record (second edition): John Wiley, New York,122 p
3. Agterberg, E P., 1990, Automated stratigraphic correlation: Elsevier, Amsterdam, 424 p
4. Agterberg, F. P., and Gradstein, F.M., 1981,: Workshop on quantitative stratigraphic correlation techniques: Ottawa, February 1980: Journal of the International Association of Mathematical Geologists, v. 13, p. 81–91
5. Algeo, T. J., and Wilkinson, B. H., 1988, Periodicity of mesoscale Phanerozoic sedimentary cycles and the role of Milankovitch orbital modulation: Journal of Geology, v 96, p. 313–322