@article{Cheng:2020S7,
  author = "Cheng, Zhen  and  Xiong, Guang-Yi  and  Zhang, Jian-bo",
  title = "{Calculation of pseudoscalar disconnected quark loops in Lattice QCD}",
  doi = "10.22323/1.363.0083",
  journal = "PoS",
  year = 2020,
  volume = "LATTICE2019",
  pages = "083"
}