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Spectral classification and estimation of distances to the Be/X-ray binaries 1H1936+541 and 1H2202+501. Russian. 2019 ;35(1):57-69.
. Photometric variability of BL Lacertae and 1ES 1426+428 blazars in the optical and gamma ranges. Ukrainian. 2022 ;38(6):59-78.
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