Santiago-Alvarado, A., Vazquez-Montiel, S., Gonzalez-Garcia, J., Iturbide-Jimenez, F., Cruz-Felix, A. S., Cruz-Martinez, V., Lopez-Lopez, E. A. and Castro-Gonzalez, G. (2015) “Advances in the development of tunable lenses in Mexico”, Photonics Letters of Poland, 7(1), pp. pp. 20–22. doi: 10.4302/photon. lett. pl.v7i1.554.