Source: https://hpi.de/naumann/people/julian-risch.html?tx_extbibsonomycsl_publicationlist%5BuserName%5D=import_isg&tx_extbibsonomycsl_publicationlist%5BintraHash%5D=141c4dc36bcf0a68228e46da7cfefc7f&tx_extbibsonomycsl_publicationlist%5BfileName%5D=Real%20or%20Fake%20-%20Large-Scale%20Validation%20of%20Identity%20Leaks.pdf