@misc{Fliedner2021,
  author    = {Heinrich Fliedner},
  title     = {The scientific names of Ris' odonate taxa},
  booktitle = {International Dragonfly Fund : Report},
  volume    = {2021},
  number    = {155},
  isbn      = {978-3-931921-33-0},
  url       = {http://www.dragonflyfund.org/images/reports/IDF_Report_155_Fliedner_2021.pdf},
  series    = {IDF-Report : newsletter of the International Dragonfly Fund},
  number    = {155},
  type      = {periodicalpart},
  pages     = {1 -- 145},
  year        = {2021},
}