"1 digital file, WAV"@en . "No restrictions on access"@en . . "Oral history interview with Hugo Langshur"@en . "No restrictions on use"@en . "Gail Schwartz, on behalf of the United States Holocaust Memorial Museum Oral History Branch, conducted the interview with Hugo Langshur by telephone on February 9, 2015."@en . . "United States Holocaust Memorial Museum"@en . "2015 February 09" . . . . . . "irn607947" . .