Keywords: Bubble new.jpg Author Pavel Solin source own research en wikipedia Logan CommonsHelper 2008-10-15 PavelSolin wikipedia en PavelSolin Original upload log page en wikipedia Bubble_new jpg 2008-10-15 05 46 PavelSolin 481×505× 79125 bytes <nowiki>Author Pavel Solin source own research</nowiki> Numerical analysis Aerospace engineering Mechanical engineering |