Hellow guys, Welcome to my website, and you are watching О регрессии, просто, доступно, профессионально, Павел Сергеевич Гынгазов. and this vIdeo is uploaded by strannik3011 at 2018-08-02T10:06:07-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.