Strugatski, Arkady and Boris. Second War of the Worlds. "June 7"

Strugatski, Arkady and Boris. Second War of the Worlds. "June 7", Box: 1, Folder: 14e. Papers of Theodore Sturgeon, MS 254. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/243056 Accessed February 23, 2026.