@book{11244,
	author = {Arévalo Tribouillier, Alfonso Ates},
	url = {http://fausac.usac.edu.gt/tesario/tesis/CEDIA-00928.pdf},
	title = {Uso de PGF2 alfa para tratar anestro e inducir celo en yeguas.},
	address = {Guatemala,},
	publisher = {USAC, Facultad de Medicina Veterinaria y Zootécnia:},
	year = {c1982}
}