“License information”.The Debian Project.Software in the Public Interest(1997年 - 2017年).2017年7月20日時点のオリジナルよりアーカイブ。2017年7月20日閲覧。“...This page presents the opinion of some debian-legal contributors on how certain licenses follow the Debian Free Software Guidelines (DFSG)....
“Various Licenses and Comments about Them”.The GNU Project.Free Software Foundation(2014年 - 2017年).2017年7月20日時点のオリジナルよりアーカイブ。2017年7月20日閲覧。“...This is a lax, permissive free software license, and compatible with the GNU GPL....This license is sometimes also known as the OpenBSD License, although there is one minor difference between the two licenses. The OpenBSD license was updated to remove the ambiguous term: "and/or"....At the time the ISC license was released, the use of "and/or" construct was a concern because it is similar language used in the license of Pine that the University of Washington later claimed prohibited people from distributing modified versions of the software....”
“OpenBSD license policy”.2009年7月3日閲覧。“The ISC copyright is functionally equivalent to a two-term BSD copyright with language removed that is made unnecessary by the Berne convention.”
“License information”.The Debian Project.Software in the Public Interest(1997年 - 2017年).2017年7月20日時点のオリジナルよりアーカイブ。2017年7月20日閲覧。“...This page presents the opinion of some debian-legal contributors on how certain licenses follow the Debian Free Software Guidelines (DFSG)....
“Various Licenses and Comments about Them”.The GNU Project.Free Software Foundation(2014年 - 2017年).2017年7月20日時点のオリジナルよりアーカイブ。2017年7月20日閲覧。“...This is a lax, permissive free software license, and compatible with the GNU GPL....This license is sometimes also known as the OpenBSD License, although there is one minor difference between the two licenses. The OpenBSD license was updated to remove the ambiguous term: "and/or"....At the time the ISC license was released, the use of "and/or" construct was a concern because it is similar language used in the license of Pine that the University of Washington later claimed prohibited people from distributing modified versions of the software....”