7570 M.M.Ivanov et.al / Constraining the photon coupling of ultra-light dark-matter axion-like particles by polarization variations of parsec-scale jets in active galaxies // J. Cosmol. Astropart. Phys. (2019), is.2, DOI:10.1088/1475-7516/2019/02/059
7551 A.G.Panin, M.N.Smolyakov / Classical behaviour of Q-balls in the Wick-Cutkosky model // Eur. Phys. J. C (2019) vol.79, is.2, DOI:10.1140/epjc/s10052-019-6638-2