The experts at the the Brookings Institution (BI) provide analysis and information about the conflict between Russia and Ukraine.

At this link you'll find "research on the former Soviet region (that) explores geopolitics of various states, the domestic, foreign and security policy of Russia, and the conflict in Ukraine."

Analysis and information from "the oldest and leading U.S. academic institution in Russian, Eurasian and East European studies."

Freely available Information and analysis from this U.S. Federal agency tasked with providing extensive research and summary reports to the U.S. Congress.

Analysis and information about the conflict from this independent, nonpartisan organization.

Analysis, proposals, and information about the conflict from the ESI. This group is a "...think tank (offices based throughout Europe) focusing on South East Europe and enlargement of the European Union."

Reports about Russian public opinion may be found on this site.

Information and analysis about the conflict, as well as speaking events and more may be found at this site.

Exact Editions is providing access to a digital collection of non-fiction books related to the history and culture of Ukraine in support of the Ukrainian people during these difficult times.
The collection currently contains 18 books from Yale University Press, Edinburgh University Press, Reaktion, Hurst, Central European University Press, Cambridge Scholars Publishing and Open Book Publishers. The books are written by specialists in European history, Russian studies, political science, Islamic history, art and film.

See open access titles from Central European University Press on Ukraine and related topics.