Palmer M A, Bernhardt E S, Schlesinger W H, Eshleman K N, Foufoula-Georgiou E, Hendryx M S, Lemly A D, Likens G E, Loucks O L, Power M E, White P S, Wilcock P R
University of Maryland Center for Environmental Science, Cambridge, MD 21613, USA.
Science. 2010 Jan 8;327(5962):148-9. doi: 10.1126/science.1180543.