1. Dana Cassidy “Commercial Practices at U.S. Secondary Recycling Operations,” Fourth Intl. Symp. on Recycling Metals and Engineered Materials , ed. D.L. Stewart, Jr., J.C. Daley, and R.L. Stephens (Warrendale, PA: The Metallurgical Society of AIME, 2000), 637-642
2. Wayne Wilson “State-of-the-Art Hydrometallurgy with Minimal Use of Duct Tape” (Paper presented at the 9 th Recycling Metals from Industrial Wastes short course, Colorado School of Mines, Golden, CO, 20 June 2001)
3. Tim Cimperman “A Recycling Process for Nickel- and Chrome-bearing Wastes” (Paper presented at the AESF SUR/FIN Annual Intl. Technical Conference, Nashville, TN, 27 June 2001)
4. Fred Steward “Development and Manufacture of an Innovative Mineral Feed Ingredient Produced from Recycled Copper,” Fourth Intl. Symp. on Recycling Metals and Engineered Materials , ed. D.L. Stewart, Jr., J.C. Daley, and R.L. Stephens (Warrendale, PA: The Metallurgical Society of AIME, 2000), 643-654
5. Efficacy of TBCC vs CuSO45H2O for Improving Productive Performance of Broiler Chickens;Hooge;J. Animal Science,2000