OSI Board Meeting Minutes, Wednesday, March 4, 2009(англ.). Open Source Initiative (4 марта 2009). — «[...] WTFPL Submission: [...] Comments: It's no different from dedication to the public domain. Author has submitted license approval request -- author is free to make public domain dedication. Although he agrees with the recommendation, Mr. Michlmayr notes that public domain doesn't exist in Europe. [...]». Дата обращения: 28 марта 2015. Архивировано 16 марта 2016 года.
OSI Board Meeting Minutes, Wednesday, March 4, 2009(англ.). Open Source Initiative (4 марта 2009). — «[...] WTFPL Submission: [...] Comments: It's no different from dedication to the public domain. Author has submitted license approval request -- author is free to make public domain dedication. Although he agrees with the recommendation, Mr. Michlmayr notes that public domain doesn't exist in Europe. [...]». Дата обращения: 28 марта 2015. Архивировано 16 марта 2016 года.