@book{98215,
	author = {López Baca, Carolina.},
	title = {Plantación comercial de Pinus hartwegii Lindl., en los Llanos de San Miguel Topilejo, Tlalpan, D.F.},
	publisher = {El autor,},
	year = {2010},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/109872.pdf}
}