[1] [CITE@en[Added loopback protocol handler. Useful for testing. - Gitorious]]
([TIME[2015-03-16 18:25:03 +09:00]] 版)
<https://gitorious.org/libwww-perl/alexey-tourbins-clone/commit/9fb145bb09322e41e6976dd3bacf187670674baf>

[2] [CITE@en[libwww-perl/loopback.pm at master · libwww-perl/libwww-perl]]
([TIME[2015-03-16 18:25:11 +09:00]] 版)
<https://github.com/libwww-perl/libwww-perl/blob/master/lib/LWP/Protocol/loopback.pm>