1. GOST R 8.585–2001 GSI. Thermocouples. Nominal Static Conversion Characteristics.
2. IEC 60584-2-am1 (1989-06), Amend. 1. Thermocouples. Pt. 2. Tolerances Maintenance Result Date (2012).
3. N. A. Rogelberg et al., “Changes in the thermoelectric EMF of wires of chromel and alumel when heated in air at 800°C for up to 10000 hours. Vol. III. Investigations of alloys for thermocouples,” Trudy Inst. Giprotsvetmetobrabotka, Metallurgiya, Moscow (1969).
4. L. Kortvelyessy, Thermoelement Praxis, Vulkan–Verlag, Essen (1981).
5. GOST R 8.338–2002, GSI. Thermoelectric Transducers. Checking Procedure.