- [[ION]]とも - [[DTN]]の実装 - [[NASA JPL]]発 資料 - ION, [[DTN]]についての学習コース by [[NASA]] - [https://www.nasa.gov/directorates/somd/space-communications-navigation-program/interplanetary-overlay-network/](https://www.nasa.gov/directorates/somd/space-communications-navigation-program/interplanetary-overlay-network/)