Restoration of shallow lakes by nutrient control and biomanipulation—the successful strategy varies with lake size and climate - E. Jeppesen; M. Meerhoff; B. A. Jacobsen; R. S. Hansen; M. Søndergaard; J. P. Jensen; T. L. Lauridsen; N. Mazzeo; C. W. C. Branco (Hydrobiologia, 2007)