1. J.W. Gardner and P.N. Bartlett, Electronic Noses: Principles and Applications, Oxford University Press, Oxford (1999) 245 pp.
2. G. Ohloff, Scents and Fragrances, Springer-Verlag, Berlin (1990).
3. J.W. Gardner and P.N. Bartlett, A brief history of electronic noses, Sens. Actuators B 18 (1994) 211 - 220.
4. J.W. Gardner and P.N. Bartlett (eds), Sensors and Sensory Systems for an Electronic Nose, Kluwer Academic Publishers, NATO ASI series, Dordrecht (1991) 327 pp.
5. T. Pearce, S. Schiffinan, T. Nagle, J.W. Gardner (eds), Handbook of Machine Olfaction, Wiley-VCH: Weinheim, (2003), 592 pp.