Silva, A., Leandro Raniero, E. Ferreira, Hugo Águas, Lu{\'ıs Pereira, Elvira Fortunato, and Rodrigo Martins. "Silicon etching in CF4/O2 and SF6 atmospheres." Materials Science Forum. Vol. 455. Trans Tech Publications, 2004. 120-123. Abstract
Ribeiro, AR, I. Martinho, JB Tillak, I. Bernacka-Wojcik, D. Barata, PAS Jorge, H. Águas, and AG Oliva. "Microfluidic chip for spectroscopic and refractometric analysis." OFS2012 22nd International Conference on Optical Fiber Sensor. International Society for Optics and Photonics, 2012. 84211Y. Abstract