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Information × Registration Number 0209U002525, 0106U001713 , R & D reports Title Monitoring of active galactic nuclei popup.stage_title Head Sergeev S.G., Registration Date 17-02-2009 Organization Scientific-research institute "Crimean astrophysical observatory" popup.description2 New data about various photometric and spectroscopic propeties of several tens of active galactic nuclei (AGN) have been obtained as a result of their regular observations. Basic regularities that describe variable radiation of these objects have been investigated and some conclusions have been drawn about their structure and physical nature. Product Description popup.authors popup.nrat_date 2020-04-02 Close