Tankettes were never employed massively, but they were influential and led to the success of the armored car and modern troop carriers like the M2 Bradley.
Tiny Tank--- Type 94 Tankette - 1/35 - iModeler
What is the smallest tank ever built (not mini)? - Quora
US Marines reveal their rules for the Robot Wars
My Tankette : r/SprocketTankDesign
The CZ Scorpion - Proving that SMGs can shine
The most adorable tank ever made - the M22 Locust : r/TankPorn
Wiesel 1: Firepower for the Fallschirmjäger
S-MODEL French UE supply tankette tractor with AMX gun 1/72 ABS
Midlist Writer: Military History Photo Friday: The L3/35 Tankette