1. Cross-Reactive Chemical Sensor Arrays
2. Electronic Noses: Principles and Applications;Gardner,1999
3. A colorimetric sensor array for odour visualization
4. Artificial Chemical Sensing: Olfaction and the Electronic Nose;Rakow,2001
5. Suslick, K. S.; Rakow, N. A. U.S. Patent 6,368,558, Apr 9, 2002.