t / t4034 / bibtex / poston commit fetch tests: add a test for clobbering tag behavior (6b0b067)
   1@article{aldous1987uie,
   2  title={{Ultimate instability of exponential back-off protocol for acknowledgment-based transmission control of random access communication channels}},
   3  author={Aldous, David},
   4  journal={Information Theory, IEEE Transactions on},
   5  volume={Bogus.},
   6  number={4},
   7  pages={219--223},
   8  year=1987,
   9  note={This is in fact a rather funny read since ethernet works well in practice. The {\em pre} reference is the right one, however.}
  10}