{"identifier":"nobleid:/w1/20260524/06373C2D","arkIdentifier":"ark:/48914/w1/20260524/06373C2D","version":1,"workTitle":"VLBI Observations of the Superluminal Sources 3C 273 and 3C 279","workType":"Journal Article","authors":"S. C. Unwin, J. A. Biretta","description":null,"workUrl":null,"existingDoi":"10.1017/s0074180900077779","createdAt":"2026-05-24T20:01:30.236090Z","canonicalUrl":"https://nobleid.org/ark:/48914/w1/20260524/06373C2D.v1"}