Backwards Reference Searching
What it yields:
It looks into the sources that your author referenced. This means the sources have already been vetted by your author for credibility, and you know that they are related to the topic at hand. However, it also means that the sources must have been published before your original source, so you will be retrieving older materials.
How to do it:
Tools to use:
Forward Reference Searching
What it yields:
It looks into the newer sources that have cited your original source. It is a good indicator that the sources will be on related topics and of good quality.
How to do it:
There are several tools to help you identify which newer sources list your original source on their reference page.
Do You Remember ... The Future? by JD Hancock. Used under CC BY 2.0
Tools to use:
When listing books or ebooks:
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