Repeated retrieval during learning is the key to long-term retention q
Optimizing schedules of retrieval practice for durable and efficient learning: how much is enough?
Learning from one's own errors and those of others.
The testing effect and the retention interval: questions and answers.
Does mediator use contribute to the spacing effect for cued recall? Critical tests of the mediator hypothesis.
Relativity of remembering: why the laws of memory vanished.