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Aug 27, 2013 at 13:51 comment added Akhil Mathew Thank you! I had seen your paper, but I was not aware that this was treated in Baues's book. I don't have access right now, but I'll have a look once I get back to school.
Aug 27, 2013 at 7:22 history answered Andrew Ranicki CC BY-SA 3.0