How do I generate the list of refunds made during a certain time period?

You can use the Interactive Payment Accounting report in the customer area to generate this list:

Finance >> Interactive payment accounting

And select the following filters:

1. Select the required timeframe
2. Choose which timezone you want to use
3. Select the filter on the following journal: SentForRefund
4. Choose the desired format
5. Generate

The report will become available for download once generated. Generating the report can take seconds up to minutes depending of the size of the report.