Linked from
The 5 pages that link to Point bar, each with the reason it gives.
MeanderBroader topic: Slower inner-bank flow builds the deposit opposite the eroding cut bank.
Fluvial processesBroader topic: Slower flow on the inside of a bend deposits transported sediment.
Oxbow lakeRelated: Deposition narrows the bend’s neck as the channel migrates.
Alluvial riverBroader topic: Point bars record deposition on the inner sides of migrating meanders.