1. Allan, R.J., 1971. Lake sediments: a medium for regional geochemical exploration of the Canadian Shield. Can. Inst. Mining Metall. Bull. 64: 43–59.
2. Allan, R.J., E.M. Cameron & C.C. Durham, 1972. Reconnaissance geochemistry using lake sediments of a 36,000 square-mile area of the northwestern Canadian Shield. Geol. Surv. Can. Pap. 72–50: 70 p.
3. Arrhenius, G.O.S. & J. Korkish, 1959. Uranium and thorium in marine minerals. Intern. Ocean. Congr., Am. Assoc. Adv. Sci., preprints, 497 pp.
4. Banat, K., U. Förstner & G. Müller, 1972. Schwermetalle in Sedimenten von Donau, Rhein, Ems, Weser und Elbe im Bereich der Bundesrepublik Deutschland. Naturwissenschaften 69: 525–528.
5. Barnes, R.S. & W.R. Schell, 1973. Physical transport of trace metals in the Lake Washington watershed. In: Cycling and Control of Metals, Proc. Environm. Resources Conr., Columbus/Ohio (Oct. 31- Nov. 2, 1972). p. 45–53.