Absorption Properties and Evolution of Active Galactic Nuclei

@misc{hasinger2008absorptionpropertiesevolution,
      title={Absorption Properties and Evolution of Active Galactic Nuclei},
      author={G. Hasinger},
      year={2008},
      eprint={0808.0260/metadata},
      archivePrefix={arXiv},
      primaryClass={astro-ph},
      url={https://arxiv.org/abs/0808.0260/metadata},
}