@article{ga,
  title={Unpredictable placement},
  author={Frank Ga and Cynthia Aardvark},
  journal={TXF},
  volume={7},
  number={z},
  pages={m},
  year={201x}
}
@article{ge,
  title={Unpredictable placement},
  author={Ron Ge and Bob Amp},
  journal={XFM},
  volume={a},
  number={b},
  pages={c},
  year={201d}
}
@article{gz,
  title={Unpredictable placement},
  author={Frank Ga and Damnable Zither},
  journal={TXF},
  volume={l},
  number={1},
  pages={m},
  year={2q1x}
}
@article{gnormal,
  author = "Ox Golly and Bob Omelet",
  journal = "MFX",
  pages = "30",
  title = "{Good article}",
  volume = "167",
  year = "20m4"
}