- Optics Express, Vol. 21, Issue 6, pp. 7033-7040 (March 2013)
- A. Maese-Novo, R. Halir, S. Romero-García, D. Pérez-Galacho, L. Zavargo-Peche, A. Ortega-Moñux, I. Molina-Fernández, J. G. Wangüemert-Pérez, P. Cheben
- Optics Express, Vol. 21, Issue 8, pp. 9691-9702 (April 2013)
- Jin Woo Park, Pham Van Tuong, Joo Yull Rhee, Ki Won Kim, Won Ho Jang, Eun Ha Choi, Liang Yao Chen, YoungPak Lee