1. 1982 Industrial Pharmaceutical R&D Symposium on Transdermal Controlled Release Medication, sponsored by Rutgers University, College of Pharmacy, Piscataway, NJ, January 14 & 15, 1982.
2. 1983 Industrial Pharmaceutical R&D Symposiun on Oral Controlled Drug Administrations, sponsored by Rutgers University, College of Pharmacy, Piscataway, NJ, January 19 & 20, 1983.
3. Yie W. Chien, Howard J. Lambert; U.S. Patent #3,946,106 (March 23, 1976).
4. Yie W. Chien, Howard J. Lambert; U.S. Patent #3,992,518 (November 16, 1976).
5. Yie W. Chien, Howard J. Lambert; U.S. Patent #4,053,580 (October 11, 1977).