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26.03.2008 The list of exhibitions, scientific conferences and seminars to be held in 2008
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24.04.2007 The list of exhibitions, scientific conferences and seminars to be held in 2007
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24.04.2006 The list of exhibitions, scientific conferences and seminars to be held in 2006
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29.09.2005 Summary plan of subjects for holding of scientific and technical arrangements in 2005
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