Unicode® Standard Annex #31| www.unicode.org
Proposed Update Unicode® Standard Annex #31| www.unicode.org
Unicode® Technical Standard #46| unicode.org
Unicode® Standard Annex #31| www.unicode.org
Unicode® Standard Annex #31| www.unicode.org
Unicode® Standard Annex #31| www.unicode.org
Unicode® Standard Annex #31| unicode.org
Unicode® Standard Annex #44| www.unicode.org
Unicode® 15.0.0| www.unicode.org
Unicode® 15.1.0| www.unicode.org
Unicode® Technical Standard #51| www.unicode.org