@article{Valov2025field, author={Valov, G.E. and Vshivkova, O.V.}, title={Field Testing of Algorithm for Refraction Coefficient Determining from Gradient Geodetic Measurements for Unilateral Trigonometric Levelling}, journal={Izvestia Vuzov. Geodesy and Aerophotosurveying}, publisher={MIIGAiK}, year={2025}, pages={8-24}, volume={69}, issue={6}, }