https://www.loseff.com/2011/07/blog-post_1959.html
Lev Loseff Лев Лосев
Lev Loseff Russian American Poet Educator Writer
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https://archivesspace.library.nd.edu/repositories/3/archival_objects/1396097
Letters. Vladimir Lifshits to Lev Loseff, 1970-1971 | ArchivesSpace Public Interface
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