@book{20481,
	author = {Geraert, E.,},
	title = {The Different Aspects of the Cyst-nematodes of the Globodera-Heterodera complex /},
	publisher = {Brill,},
	year = {1977.},
	series = {Biology - Book Archive pre-2000},
	address = {Leiden ;},
	url = {http://dx.doi.org/10.1163/9789004631816}
}