... What are mechanisms of secular evolution? ... Internal mechanisms of secular evolution may b e: · bar instabilities in dynamically cold disk galaxies , · deviations from circular rotation due to non-axisymmetric gravitation p otential effect which may b e produced by planar structures ... gravitational and energetic, effects of nuclear sup ermassive black holes ­ they may provoke as attraction as well expansion, · certain gas expansion by galactic winds and fountains, etc ...

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• http://sn.sai.msu.ru/~sil/preprints/mykukar.pdf
• http://sn.sai.msu.ru/~sil/preprints/ar1101.pdf

Network Working Group T. Berners-Lee Request for Comments: 1945 MIT/LCS Category: Informational R. Fielding UC Irvine H. Frystyk MIT/LCS May 1996 Hypertext Transfer Protocol -- HTTP/1.0 Status of This Memo This memo provides information for the Internet community. This memo does not specify an Internet standard of any kind. Distribution of this memo is unlimited. IESG Note: The IESG has concerns about this protocol, and expects this document to be replaced relatively soon by a standards track document.

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• http://mirror.msu.net/pub/rfc-editor/rfc-ed-all/rfc2396.txt
• http://mirror.msu.net/pub/rfc-editor/rfc-ed-all/rfc2068.txt

... The linguistic aspects of the model and the properties of the semantic dictionary ensuring the content analysis with compression of the text structure are considered. Our dictionary resources serve an instru- ment for building a multilevel textual semantic structure. ... Reason (A,B), where SemF(A) = SIT or a whole semantic formula; the same for SemF(B). ... Sem(SIT)R . ... Semantic Resources for Textual Content Compression // Fourth International Conference on Meaning-Text Theory (MTT'09). ...