1. and U.S. Patent No. 4,384,044 (1983).
2. Biosynthesis of pullulan using immobilizedAureobasidium pullulans cells
3. Ph.D. thesis, Massachusetts Institute of Technology, Cambridge, MA, 1987.
4. and ?Immobilized Cell Production of Xanthan Gum,? paper presented at the 191st American Chemical Society Annual Meeting, Chicago, IL, September 9, 1985.