@misc{krger2008fermionic,
  title={Fermionic quantum criticality and the fractal nodal surface},
  author={Frank Krüger and Jan Zaanen},
  year={2008},
  eprint={0804.2161},
  archivePrefix={arXiv},
  primaryClass={cond-mat.str-el},
  doi={10.1103/PhysRevB.78.035104},
  url={https://arxiv.org/abs/0804.2161}
}