RA President Serzh Sargsyan receives and awards participants of “Kangaroo” international mathematics competition 2014 
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RA President Serzh Sargsyan receives and awards participants of “Kangaroo” international mathematics competition 2014
RA President Serzh Sargsyan receives and awards participants of “Kangaroo” international mathematics competition 2014
Photo by: © PAN Photo / Hrant Khachatryan
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