BIOTECHNOLOGY PROGRESS, vol. 20, no. 4, page. 1069 - 1075, 2004-07
BIOCHEMICAL ENGINEERING JOURNAL, vol. 18, no. 3, page. 225 - 229, 2004-06
PROCESS BIOCHEMISTRY, vol. 39, no. 9, page. 1131 - 1135, 2004-05-31
BIOTECHNOLOGY PROGRESS, vol. 20, no. 2, page. 636 - 638, 2004-03
WATER SCIENCE AND TECHNOLOGY, vol. 50, no. 9, page. 17 - 23, 2004-01
WATER SCIENCE AND TECHNOLOGY, vol. 50, no. 8, page. 169 - 176, 2004-01