@article{Zielesny2020,
  author    = {Achim Zielesny},
  title     = {Chemistry Software Package ChemOffice Ultra 2005},
  journal   = {Journal of chemical information and modeling},
  volume    = {45},
  number    = {5},
  pages     = {1474 -- 1477},
  doi       = {10.1021/ci050273j},
  year      = {2020},
}