PACS numbers

98.70.−f Unidentified sources of radiation outside the Solar System
  1. S.V. Troitsky “Origin of high-energy astrophysical neutrinos: new results and prospectsPhys. Usp. 67 349–360 (2024)
    95.30.−k, 95.55.Vj, 98.70.−f (all)
  2. N.S. Kardashev, I.D. Novikov, S.V. Repin “Wormholes with entrances close to each otherPhys. Usp. 63 617–621 (2020)
    98.70.−f
  3. E.M. Churazov, R.A. Sunyaev et alAnnihilation emission from the galactic center: the INTEGRAL observatory resultsPhys. Usp. 49 319–324 (2006)
    01.10.Fv, 78.70.Bj, 98.35.−a, 98.70.−f (all)
  4. S.N. Fabrika, P.K. Abolmasov et alUltraluminous X-ray sources in galaxies — microquasars or intermediate mass black holesPhys. Usp. 49 324–329 (2006)
    01.10.Fv, 97.80.−d, 98.70.−f, 98.70.Qy (all)
  5. L.I. Matveenko “Apparent superluminal separation velocities of the components of extragalactic objectsSov. Phys. Usp. 26 612–633 (1983)
    98.70.−f
  6. G.S. Egorov, N.S. Stepanov “Simulation of a gravitational lens in a lecture demonstrationSov. Phys. Usp. 25 705–707 (1982)
    01.50.My, 95.30.Sf, 98.70.−f (all)
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