@article{Skomorovsky2022iceland,
author={Skomorovsky, V.I. and Kushtal, G.I. and Tokareva (Lopteva), L.S.},
title={Iceland spar and birefringent filter (BF) development},
journal={Solar-Terrestrial Physics},
publisher={INFRA-M Academic Publishing LLC.},
year={2022},
pages={69-84},
volume={8},
issue={1},
}