Chvojka, T.; Vrkoslav, V.; Jelinek, I.; Jindrich, J.; Lorenc, M.; Dian, J. Mechanisms of photoluminescence sensor response of porous silicon for organic species in gas and liquid phases. Sensors and Actuators, B: Chemical 2004, 100 (1-2), 246-249 DOI: 10.1016/j.snb.2003.12.040.