@article{Zharavina2026calibration, author={Zharavina, K.O. and Lavrinov, S.V. and Lyadov, M.A. and Petrova, E.V. and Dresvyannikov, A.F. and Koldybaeva, N.N.}, title={CALIBRATION OF MEASURING INSTRUMENTS FOR TRANSMITTANCE COEFFICIENTS AND OPTICAL DENSITY USING A SECONDARY STANDARD AND AUTOMATED PROCESSING OF MEASUREMENT DATA}, journal={Herald of Technological University}, publisher={Kazan National Research Technological University}, year={2026}, pages={125-131}, volume={29}, issue={6}, }