If you are looking for a "good paper" or reliable sources on , several high-quality documents and scholarly perspectives are available depending on whether you are interested in the historical event or the 2017 satirical film. Historical Accounts and Declassified Documents
: Historical discussions on Reddit's AskHistorians point toward the report in Stalin’s Last Crime by Jonathan Brent and Vladimir P. Naumov, which uses discovered archives to provide a less sensationalized version of events than early memoirs. Film Analysis and Reviews The Death of Stalin
: The Saturday Paper offers a long-form essay exploring the "vast negative space" left by Stalin’s death and its lasting impact on modern Russian politics. If you are looking for a "good paper"
If you are writing about the Armando Iannucci film, these sources offer critical "paper-style" analysis: Film Analysis and Reviews : The Saturday Paper
: Wikipedia summarizes the debates between academics and the filmmakers regarding where the film departs from fact for the sake of "truth".
For a deeper look into the historical context and the immediate aftermath of his passing, you can watch this documentary footage: NBC News White Paper: The Death of Stalin - 1963 YouTube• Apr 9, 2017