Links
[1] https://ifross.org/?q=en/zimbra-publice-license-v13
[2] https://ifross.org/?q=en/user/login&destination=comment/reply/1368%23comment-form
[3] https://ifross.org/?q=en/category/lizenzordnung/open-source-lizenzen/iii-lizenzen-beschraenktem-copyleft-effekt/mplartige-liz
[4] https://ifross.org/?q=en/category/tags/zimbra-13