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+@article{aldous1987uie,
+  title={{Ultimate instability of exponential back-off protocol for acknowledgment-based transmission control of random access communication channels}},
+  author={Aldous, D.},
+  journal={Information Theory, IEEE Transactions on},
+  volume={33},
+  number={2},
+  pages={219--223},
+  year={1987},
+}