@book{4782,
	author = {Romellón Carmona, José Guillermo and Hernández Hernández, Guillermo, },
	title = {Sistema de alarmas para cuartos de cultivo /},
	year = {1999},
	address = {Mérida, Yuc., },
	url = {https://www.cicy.mx/sitios/sib/doctoelectronico/4830.pdf}
}