What Tank Armour Can (& Can't) Do

Russia Aging Tanks Still Doing Some Serious Damage in Ukraine: RUSI

Russia Shouldn't Deploy T-55 Tanks In Direct Attacks; It Got Desperate

Russian tanks are being defeated by Ukraine's muddy terrain

Don't write off the tank - drones can't do everything

Russia Not Producing Enough Weapons to Equip All of Its Troops: ISW

The 'egg cartons' of the Russian tanks: the poor protection of many T-72B3 and T-80

Russia having difficulty making new weapons, but might have enough older ones, report says

T-54/T-55 - Wikipedia

US M1 Abrams vs. Ukraine's T-72 tanks: Here's how they compare

T:90 Bhisma: Origins and Characteristics