MIG-31 vs F-15 Eagle - Interceptor vs Air Superiority Fighter - YouTube
MiG-31: The Near-Space Plane. Russia's super-fast interceptor — RTD
How 3D printing-enhanced MIG-31s permit Russia to threaten deployment of hypersonic weapons over Ukraine conflict, and how to stop them - 3D Printing Industry
Russia's MiG-31 Fighter Is a Mach 3 Monster (Even at 35 Years Old) | The National Interest
Russia's MiG-31 Foxhounds Proving To Be A Threat To Ukrainian Aircraft
Russia's MiG-31 Foxhound: A Killer or Paper Tiger? - 19FortyFive