The second went!Sergey Volkov - in space.16 years after his father, Alexander Volkov.A unique case in world history (contains a ...

The second went!Sergey Volkov - in space.16 years after his father, Alexander Volkov.A unique case in world history (contains a section: son for a father in space) // New Gazeta.Free space.- 2008. - No. 14 (April 11-17).S. 1, 3-4 / Baturin, Yu. - 2008. -.Electronic copy source: Moscow Fires