[1] Well-known text - Wikipedia (5/22/2017, 3:14:14 AM) <https://ja.wikipedia.org/wiki/Well-known_text#Well-known_binary>
[2] The well-known binary representation (6/10/2004, 5:10:17 PM) <http://edndoc.esri.com/arcsde/9.0/general_topics/wkb_representation.htm>
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