معاهد البحوث في
- Northern Water Problems Institute of the Karelian Research Centre of the Russian Academy of SciencesNorthern Water Problems Institute of the Karelian Research Centre of the Russian Academy of Sciencesمغلق حتى الأثنين
- Scientific Archives of the Karelian Research Centre of the Russian Academy of SciencesScientific Archives of the Karelian Research Centre of the Russian Academy of Sciencesمغلق حتى الأثنينPushkinskaya Street, 11
