@article{Grandela del Rio_2009, title={Catálogo de las obras musicales de Miguel Letelier Valdés}, volume={63}, url={https://revistamusicalchilena.uchile.cl/index.php/RMCH/article/view/340}, number={211}, journal={Revista Musical Chilena}, author={Grandela del Rio, Julia}, year={2009}, month={ene.}, pages={p. 21–24} }