Kopacek, J., E. Stuchlik, J. Vesely, J. Schaumburg, I.C. Anderson, J. Fott, J. Hejzlar, and J. Vrba. in press. Hysteresis in reversal of Central European mountain lakes from atmospheric acidification. Water, Air, and Soil Pollution Notes= submitted by iris@vims.edu, Thu Aug 2 17:28:30 EDT 2001 End_notes