Items where Author is "Witzel, Gunther"
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Murchikova, Lena and Witzel, Gunther (2021) Second-scale Submillimeter Variability of Sagittarius A* during Flaring Activity of 2019: On the Origin of Bright Near-infrared Flares. The Astrophysical Journal Letters, 920 (1). L7. ISSN 2041-8205