The current version of the Chronology is based on archival documents, published secondary sources, and internet references. These sources are made available in Microsoft Word 6.0/95 and 2002 format for earlier files, and Word 97-2003 for later files. The source list for each version builds incrementally on those of previous versions, starting from version 3.1.

• Version 3.1: reference items 1 to 7,629
• Version 4: reference items 7,630 to 9,932
• Version 5: reference items 9,933 to 10,302
• Version 6: reference items 10,303 to 11,402
• Version 7: reference items 11,403 to 11,490
• Version 8: reference items 11,491 to 11,798

About Ivan Rodionov

• Higher School of Economics
• VIPERSON.RU