@book{239580,
	author = {Andel, J. Van and Bakker, J. P.},
	title = {Disturbance in grasslands : causes, effects and processes / J. Van Andel [et al] (eds.)},
	publisher = {W. Junk},
	year = {1987},
	series = {Geobotany},
	address = {Dordrecht},
	note = {Contenido: 1. Disturbance in perspective; 2. Vegetation response to changing soil conditions; 3. Vegetation response to defoliation and pathogens; 4. Population and species responses}
}