Портнов Э.Л., д.т.н., профессор, зав. кафедрой НТС

Портнов Э.Л., д.т.н., профессор, зав. кафедрой НТС

17 Pages · 2014 · 543 KB · Russian
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“ Make yourself a priority once in a while. It's not selfish. It's necessary. ” ― Anonymous
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