REFERENCES
- Study Group Meeting on Time and Frequency Proceedings Nov. 22–24, 1978, held at National Physical Laboratory, New Delhi. P 18–20, 25–29, 63–68, 89–95.
- APPLE Utilization Project P 1–1 to 1–10, Report No. SAC/AUP/PMO/DR/02, dated 27th February 1980, Space Applications Centre, ISRO, Ahmedabad.
- Menzel (R). Two Time Comparison Experiments via Symphonie Satellite System pp 149–159, Proceedings of Seminar on STEP Experiences. March 19–20, 1979, Space Applications Centre, Ahmedabad.