JOURNAL OF BIOTECHNOLOGY, vol. 131, no. 4, page. 448 - 457, 2007-09-30
JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY, vol. 10, no. 1, page. 16 - 23, 2004-01
BIOTECHNOLOGY AND BIOENGINEERING, vol. 73, no. 1, page. 12 - 24, 2001-04-05