Here, I will add links to WordPress pages where I have written something about Stacks. Papers I am reading are
  1. Differentiable Stacks and Gerbes by Kai Behrend and  Ping Xu.
  2. Orbifolds as Stacks by Eugene Lerman.
  3. Non abelian Differentiable Gerbes by Camille, Stienon and Ping Xu.
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