@article{Rudenko2018the,
author={Rudenko, G.V. and Dmitrienko, I.S.},
title={The presence of a systematic error in SDO/HMI data},
journal={Solar-Terrestrial Physics},
publisher={Institute of Solar-Terrestrial Physics SB RAS},
year={2018},
pages={3-7},
volume={4},
issue={2},
}