- China Gazetteer http://tpittaway.tripod.com/china/chigaz.htm
- Global Gazetteer http://www.fallingrain.com/world
- Map creator http://www.aquarius.geomar.de/make_map.html
- Transliteration of Non-Roman scripts http://transliteration.eki.ee/
Česká společnost entomologická
Czech entomological society