1.
Parijskij Y, Temirova A, Bursov N, Semenova T, Kudryashova A. Objects with ultra-steep spectra in the central section of the RATAN Zenith Field (RZF) survey. Acta Astrophys. Tau. 2023;4(1):1-7. doi:10.34898/aat.vol4.iss1.pp1-7