Russian air strikes on Syrian targets raise 'grave concerns' in US | Financial Times
The Mysterious Case of the Missing Russian Air Force | Royal United Services Institute
The Russians in Syria | Air & Space Forces Magazine
Syria war: Russian jets 'bomb IS positions in desert region' - BBC News
Russian Air Power Prevails over Syria | Defense News: Aviation International News
Russia Expands Military Facilities in Syria
Syria, Russia start joint air force patrols over Syrian territory | Al Arabiya English
U.S. jets use warning flares to chase away Russian jets over Syria
Russia to release report on IAF 'actions' in downed plane incident in Syria | The Times of Israel
200 'terrorists' killed in Syria bombing, Russian army says | Daily Sabah
Russia sends warplanes to Syria for huge naval drills in Med | AP News
Syria rebels divided on threat posed by Russian air strikes | Financial Times
Russia uses Iranian airspace for Syria strikes – DW – 02/11/2017
Armed Russian jets violated US airspace over base in Syria 25 times in March: General | Al Arabiya English
Russian Report: 7 Russian Planes in Syria Damaged by Rebel Attack
Israel Shifts To Standoff Weapons In Syria As Russian Threats Increase - Breaking Defense
Syrian insurgents vow to attack Russian forces as Moscow hints at ground role | Syria | The Guardian
Russia Is Maintaining Most of Its Military Aircraft and Equipment in Syria, US Officials Say - ABC News
Russia Repels 3rd Drone Attack on Syrian Base - The Moscow Times
Russia deploys nuclear-capable bombers to Syria for training | AP News
Khmeimim Air Base - Wikipedia
The Costs of Russia's Air Expeditionary Campaign | The Washington Institute
Russia Bombed Base in Syria Used by U.S. - WSJ
Syrians recount horror under Russian air attacks | Syria's War News | Al Jazeera
Russia's attack on U.S.-backed rebels in Syria puzzles, frustrates the Pentagon
