[1] ([TIME[2009-11-07 10:18:22 +09:00]] 版)
<http://philzimmermann.com/docs/human-oriented-base-32-encoding.txt>

[2] [CITE[Convert::zBase32 - search.cpan.org]]
([TIME[2016-01-31 17:53:19 +09:00]] 版)
<http://search.cpan.org/dist/Convert-zBase32/lib/Convert/zBase32.pm>

[3] [CITE@en[Base32 - Wikipedia, the free encyclopedia]]
([TIME[2016-01-22 22:50:21 +09:00]] 版)
<https://en.wikipedia.org/wiki/Base32#z-base-32>

[4] [CITE@en[zbase32 1.1.5 : Python Package Index]]
([TIME[2016-01-31 17:54:25 +09:00]] 版)
<https://pypi.python.org/pypi/zbase32/>

[5] [CITE@en[simplegeo/zbase32: An alternate base32 encoder (not RFC 3548 compliant)]]
([TIME[2016-01-31 17:54:49 +09:00]] 版)
<https://github.com/simplegeo/zbase32>


[6] [CITE@en[draft-multiformats-multibase-02 - The Multibase Data Format]], [TIME[2020-12-21T02:06:34.000Z]], [TIME[2020-12-29T05:52:41.555Z]] <https://tools.ietf.org/html/draft-multiformats-multibase-02>

[7] [CITE[Wayback Machine]], [TIME[2022-11-21T01:58:55.000Z]] <https://web.archive.org/web/20090322032659/http://zooko.com/repos/z-base-32/base32/DESIGN>