Hi dssaters I want to make sure that everybody in this list know that in http://www.carl.org/uncover/unchome.html there's a free database with nearly 17,000 periodicals where you can search like in current contents. Good modeling! ======================================================================= Ricardo P. Braga Graduate Student University of Florida Agricultural and Biological Enginnering Department 1 Frazier Rogers Hall PO BOX 110570 Gainesville, Florida 32611-0570 USA E-mail: [log in to unmask] =======================================================================