Leo Corry
"Nicolas Bourbaki and the Concept of Mathematical Structure”, Synthese 92: 315-348 (1992).
For the original article click here. The contents of this article appeared, in an improved and elaborate version, as Chapter 6, of my book Modern Algebra and The Rise of Mathematical Structures (1996, 2d ed. 2004). A pdf version of that chapter can be reached by clicking here.