@book{66889,
	author = {Makkink, G. F. and Heemst, H. D. J. van,},
	title = {Simulation of the water balance of arable land and pastures /},
	publisher = {Oxford & IBH publishing co.,},
	year = {c1974},
	series = {Simulation monographs},
	address = {New Delhi :}
}