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2. I.S.A. Transducer Compendium;Minnar,1963
3. Detecting Elements Survey, British Scientific Instruments Research Association. Taylor & Francis, London.
4. Use of micro-wave refractometry in humidity measurement, electronics and power;Lorant;J. Am. Inst. Elect. Engrs,1964
5. Semiconductor Thermoelements and Thermoelectric Cooling;Joffe,1957