@book{35165,
	author = {Roldán Aguilar, Elkin and Sepúlveda Tamayo, Nicolás Antonio},
	title = {Entrenamiento de Fuerzas con Elásticos :},
	publisher = {Politecnico Colombiano Jaime Isaza Cadavid,},
	year = {2011.},
	address = {Medellín :}
}