MathSciDoc: An Archive for Mathematician ∫

@inproceedings{kai1963on,
  title={On the boundary theory for Markov chains},
  author={Kai Lai Chung},
  url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203201990141959},
  booktitle={Acta Mathematica},
  volume={110},
  number={1},
  pages={19-77},
  year={1963},
}