@book{5881,
	author = {Martínez de Azagra Paredes, Andrés. and Grigelmo Esteban, Cristina.},
	title = {Implantación de truferas},
	publisher = {Ministerio de Agricultura, Pesca y Alimentación,},
	year = {1991},
	series = {Hojas divulgadoras},
	address = {Madrid :},
	note = {60-23}
}