Links
[1] https://ifross.org/?q=en/latex-project-public-license-lppl-v-13c
[2] https://ifross.org/?q=en/user/login&destination=comment/reply/561%23comment-form
[3] https://ifross.org/?q=en/category/lizenzordnung/open-source-lizenzen/iv-lizenzen-wahlmoeglichkeiten
[4] https://ifross.org/?q=en/category/tags/version
[5] https://ifross.org/?q=en/category/tags/latex-project-public-license
[6] https://ifross.org/?q=en/category/tags/lppl
[7] https://ifross.org/?q=en/category/tags/13c