1. A portable spectro-radiometer
2. Plant Photosynthetic Production: Manual of Methods;ANDERSON,1971
3. A New Fast Recording Hygrometer for Plant Transpiration Measurements
4. ANON. (1974). The Thermocouple Handbook. Cat. No. 7600, CGS Thermodynamics, Southampton, Pennsylvania
5. ANON. (1976). Linear Applications, vol. 2. National Semiconductor, Fürstenfeldbruch, West Germany