[1] [CITE@ja[Adler-32 - Wikipedia]]
([TIME[2017-09-10 17:43:02 +09:00]])
<https://ja.wikipedia.org/wiki/Adler-32>

[2] [CITE@en[RFC 1950 - ZLIB Compressed Data Format Specification version 3.3]] ([TIME[2017-09-17 17:15:13 +09:00]]) <https://tools.ietf.org/html/rfc1950#page-6>