1. Ganden, C. Electrical Review, 1 October, 1982.
2. Sunderland, J.G. 3rd International Drying Symposium, Birmingham U.K., Vol. 1, 417–436, 1982.
3. Brundrett, G.W. Handbook of dehumidification technology. Butterworths, London, 1987.
4. Braham, G.D. The energy factor. 51st Annual Conference of the Institute of Baths and Recreational Management, Septemper, 1981.
5. Anon. Timber drying. Timber Trades Journal, p.24. 25 July, 1981.