@book{25227,
	author = {Fimia Duarte, Rigoberto. and Sánchez Valdés, Lizet,},
	title = {Factores antropogénicos y ambientales :},
	publisher = {Editorial Universitaria,},
	year = {2015.},
	address = {La Habana :},
	url = {https://elibro.net/ereader/politecnicointernacional/90799}
}