The following Unicode-related documents record the purpose and process of defining specific characters in the Cyrillic Extended-B block:
| Version | Final code points| Count | L2 ID | WG2 ID | Document | |
|---|
| 5.1 | U+A640..A65F, A662..A673, A67C..A697 | 78 | [https://www.unicode.org/L2/L2006/06042-cleminson-cyrillic.pdf L2/06-042]}} | title=Proposal for additional Cyrillic characters|date=2006-01-26|first=Ralph|last=Cleminson}} |
| [https://www.unicode.org/L2/L2006/06181-cyrillic-info.pdf L2/06-181]}} | title=Responses to the UTC regarding L2/06-042, Proposal for Additional Cyrillic Characters|date=2006-05-08|first=Deborah|last=Anderson}} |
| [https://www.unicode.org/L2/L2006/06359-cleminson-cyrillic.pdf L2/06-359]}} | title=Proposal for additional Cyrillic characters|date=2006-10-31|first=Ralph|last=Cleminson}} |
| [https://www.unicode.org/L2/L2007/07003r-n3194r-cyrillic.pdf L2/07-003]}} | [https://www.unicode.org/wg2/docs/n3194.pdf N3194] | title=Proposal to encode additional Cyrillic characters in the BMP of the UCS|date=2007-01-12|first1=Michael|last1=Everson|authorlink1=Michael Everson|first2=David|last2=Birnbaum|first3=Ralph|last3=Cleminson|first4=Ivan|last4=Derzhanski|first5=Vladislav|last5=Dorosh|first6=Alexey|last6=Kryukov|authorlink6=Alexey Kryukov|first7=Sorin|last7=Paliga|first8=Klaas|last8=Ruppel}} |
| [https://www.unicode.org/L2/L2007/07055-cleminson.pdf L2/07-055]}} | title=Comments on Additional Cyrillic Characters (L2/07-003 = WG2 N3194)|date=2007-01-19|first=Ralph|last=Cleminson}} |
| 6.0 | U+A660..A661 | 2 | [https://www.unicode.org/L2/L2009/09020r-n3563r-cyrillic-tse.pdf L2/09-020R]}} | [https://www.unicode.org/wg2/docs/n3563.pdf N3563R] | title=Proposal to encode two Cyrillic characters in the BMP of the UCS|date=2009-03-13|first1=Ralph|last1=Cleminson|first2=Michael|last2=Everson}} |
| 6.1 | U+A674..A67B, A69F | 9 | [https://www.unicode.org/L2/L2010/10002-n3748-cyrillic-superscripts.pdf L2/10-002]}} | N3748 | title=Proposal to encode nine Cyrillic characters for Slavonic |date=2010-01-25|first1=Michael|last1=Everson|first2=Victor|last2=Baranov|first3=Heinz|last3=Miklas|first4=Achim|last4=Rabus}} |
| 7.0 | U+A698..A69B | 4 | [https://www.unicode.org/L2/L2009/09310r-typikon.pdf L2/09-310R]}} | [https://www.unicode.org/wg2/docs/n3772.pdf N3772] | title=Proposal to Encode the Typikon Symbols in Unicode|date=2009-08-18|first1=Yuri|last1=Shardt|first2=Aleksandr|last2=Andreev}} |
| [https://www.unicode.org/L2/L2010/10394r-cyrillic.pdf L2/10-394R]}} | [https://www.unicode.org/wg2/docs/n3974.pdf N3974] | title=Proposal to Encode Some Outstanding Early Cyrillic Characters in Unicode|date=2011-02-25|first1=Yuri|last1=Shardt|first2=Nikita|last2=Simmons|first3=Aleksandr|last3=Andreev}} |
| [https://www.unicode.org/L2/L2011/11127-cyrillic-collation.pdf L2/11-127]}} | title=Suggested Collation for Cyrillic O’s (U+A698 - U+69B) from L2/10-394R|date=2011-05-12|first=Deborah|last=Anderson}} |
| [https://www.unicode.org/wg2/docs/n4103.pdf N4103] | title=Unconfirmed minutes of WG 2 meeting 58|date=2012-01-03|section=11.2.14 Some outstanding early Cyrillic characters}} |
| U+A69C..A69D | 2 | [https://www.unicode.org/L2/L2010/10357r-n3914-lithuanian.pdf L2/10-357]}} | [https://www.unicode.org/wg2/docs/n3914.pdf N3914] | title=Proposal to add characters used in Lithuanian dialectology to the UCS|date=2010-10-29}} |
| [https://www.unicode.org/L2/L2011/11135-lithuanian.pdf L2/11-135]}} | title=Revised proposal to add characters used in Lithuanian dialectology|date=2011-05-02|first1=Vladas|last1=Tumasonis|first2=Karl|last2=Pentzlin}} |
| [https://www.unicode.org/L2/L2011/11189-lithuanian.txt L2/11-189]}} | title=Review of Characters for Lithuanian Dialectology|date=2011-05-11|first1=Ken|last1=Whistler|first2=Peter|last2=Constable}} |
| [https://www.unicode.org/L2/L2011/11191-lithuanian.pdf L2/11-191]}} | [https://www.unicode.org/wg2/docs/n4062.pdf N4062] | title=USNB Comments on N3914 -Characters for Lithuanian Dialectology|date=2011-05-13|first1=Peter|last1=Constable|first2=Ken|last2=Whistler}} |
| [https://www.unicode.org/L2/L2011/11223-n4070.pdf L2/11-223]}} | [https://www.unicode.org/wg2/docs/n4070.pdf N4070] | title=Second revised proposal to add characters used in Lithuanian dialectology to the UCS|date=2011-05-24|first1=Vladas|last1=Tumasonis|first2=Karl|last2=Pentzlin}} |
| [https://www.unicode.org/L2/L2011/11248-n4116-lithuanian-adhoc.pdf L2/11-248]}} | [https://www.unicode.org/wg2/docs/n4116.pdf N4116] | title=Report on the ad hoc re "Lithuanian dialectology" (SC2/WG2 N4070) held during the SC2/WG2 meeting at Helsinki|date=2011-06-09|first=Karl|last=Pentzlin}} |
| [https://www.unicode.org/wg2/docs/n4103.pdf N4103] | title=Unconfirmed minutes of WG 2 meeting 58|date=2012-01-03|section=11.1.3 Lithuanian dialectology}} |
| 8.0 | U+A69E | 1 | [https://www.unicode.org/L2/L2013/13008-cyrillic-ef.pdf L2/13-008]}} | [https://www.unicode.org/wg2/docs/n4390.pdf N4390] | title=Proposal to Encode An Outstanding Early Cyrillic Character|date=2013-01-21|first1=Aleksandr|last1=Andreev|first2=Yuri|last2=Shardt|first3=Nikita|last3=Simmons}} |
| [https://www.unicode.org/wg2/docs/n4403.pdf N4403 (pdf],}} [https://www.unicode.org/wg2/docs/n4403.doc doc]) | title=Unconfirmed minutes of WG 2 meeting 61, Holiday Inn, Vilnius, Lithuania; 2013-06-10/14|date=2014-01-28|first=V. S.|last=Umamaheswaran|section=10.3.4 One Slavonic Cyrillic character}} |
1. ^{{cite web|url=https://www.unicode.org|title=Unicode character database|work=The Unicode Standard|accessdate=2016-07-09}}
2. ^{{cite web|url=https://www.unicode.org/versions/enumeratedversions.html|title=Enumerated Versions of The Unicode Standard|work=The Unicode Standard|accessdate=2016-07-09}}
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