This essay summarizes the article “‘Lost Gospels’—Lost No More” by Tony Burke in the September/October 2016 issue of Biblical Archaeology Review. And there is a link to the full article itself.
For more on the "lost gospels" and how lost they really were(n't), see the links collected here and here.
For lots more on Tony Burke's work on the Christian Apocrypha see his blog Apocryphicity and the PaleoJudaica posts here, here, and here, with many links.
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