[1] Throwable - search.cpan.org (2017-07-17 12:10:45 +09:00) <http://search.cpan.org/dist/Throwable/lib/Throwable.pm>

[2] Throwable::SugarFactory - search.cpan.org (2017-07-17 12:34:53 +09:00) <http://search.cpan.org/dist/Throwable-SugarFactory/lib/Throwable/SugarFactory.pm>

[3] wchristian/Throwable-SugarFactory (2017-07-17 12:36:03 +09:00) <https://github.com/wchristian/Throwable-SugarFactory>