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IMAGING AN EVENT HORIZON: MITIGATION OF SCATTERING TOWARD SAGITTARIUS A*

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DISCOVERY OF SUBSTRUCTURE IN THE SCATTER-BROADENED IMAGE OF SGR A*

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Multi-Epoch VERA Observations of Sagittarius A*. I. Images and Structural Variability

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https://doi.org/10.1093/pasj/65.4.91

Long-term monitoring of Sgr A* at 7 mm with VERA and KaVA

K. Akiyama, M. Kino, B. Sohn, et al.
Proceedings of the International Astronomical Union 9 (S303) 288 (2013)
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EVIDENCE FOR A NUCLEAR RADIO JET AND ITS STRUCTURE DOWN TO ≲100 SCHWARZSCHILD RADII IN THE CENTER OF THE SOMBRERO GALAXY (M 104, NGC 4594)

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The Astrophysical Journal 779 (1) 6 (2013)
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SgrA* emission at 7 mm: variability and periodicity

Pedro Paulo B. Beaklini and Zulema Abraham
Monthly Notices of the Royal Astronomical Society 428 (3) 2731 (2013)
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1.3 mm WAVELENGTH VLBI OF SAGITTARIUS A*: DETECTION OF TIME-VARIABLE EMISSION ON EVENT HORIZON SCALES

Vincent L. Fish, Sheperd S. Doeleman, Christopher Beaudoin, et al.
The Astrophysical Journal 727 (2) L36 (2011)
https://doi.org/10.1088/2041-8205/727/2/L36