- dictionary.sensagent.com Рууд_Любберс/ru-ru/
- wikifamouspeople.com ruud-lubbers-wiki-biography-…wikifamouspeople works to provide all the necessary information about your favorite stars. We try our best to give you the latest data.
- RBC.ru rbcfreenews/…
- calendarz.com ru/on-this-day/may/7/ruud-lubbers
- ru.ruwiki.ru wiki/Любберс,_Рууд
- dir.md ru.wikipedia.org/wiki/Любберс,_Рууд
- monoreel.ru Любберс,_Рууд
- dic.academic.ru dic.nsf/ruwiki/1314683
- liga.net tag/ruud-lyubbers
- osce.org ru/ministerial-councils/470505