1. Russian Federation Law ?Providing Unified Measurements,? No. 4871-1 of April 27, 1993, Izmer. Tekh., No. 7, 3 (1993).
2. A Hundred Years of the State Service for Weights and Measures in the USSR, Committee on Measures and Measuring Instruments in the Council of Ministers of the USSR [in Russian], OGIZ, Moscow-Leningrad (1945).
3. ?Statement on weights and measures: Ukaz sent to the Senate June 4, 1842,? Izmer. Tekh., No. 6, 62 (1992).
4. ?The system of Russian weights and measures: Ukaz sent to the Senate on October 11, 1835,? Izmer. Tekh., No. 6, 61 (1992).
5. M. N. Selivanov, A. É. Fridman, and Zh. F. Kudryashova, Measurement Quality: Metrological Source Book [in Russian], Lenizdat, Leningrad (1987), p. 80.