@book{218127,
	author = {Santiago Guzmán, Marina and Chávez Arellano, María Eugenia},
	title = {Transformación de los sistemas de producción piloncillera en la Huasteca Potosina :},
	publisher = {El autor,},
	year = {2021.},
	address = {Chapingo, México :},
	url = {http://10.13.5.2/tesis/tm/2021_CR_Santiago_Guzman_Marina.pdf}
}