1. J.E. Gruzleski and B.M. Closset, “The Treatment of Liquid Aluminum-Silicon Alloys,” AFS (1990), pp. 75–94.
2. L.R. Morris and E.B. Miners, U.S. patent 3,926,690 (1975).
3. G.K. Sigworth, Modern Casting (July 1987), pp. 23–25.
4. S.G. Shabestari and J.E. Gruzleski, AFS Transactions, 103 (1995), in press.
5. S.G. Shabestari, research project report submitted to Timminco Metals (May 1995).