(France)International Union of Theoretical ��� Applied Mechanics (France)Inernational congress of theoretical ��� applied mechanics (Austria)International Union of Theoretical ��� Applied Mechanics International union of theoretical and applied mechanics (Cambridge,UK)International union of theoretical and applied mechanics (Germany)International Union of Theoretical and Applied Mechanics International Union of Theoretical ��� Applied Mechanics (Stuttgart)International Union of Theoretical ��� Applied Mechanics International union of Theoretical and applied Mechanics (Toronto)International Congressof Theoretical ��� applied Mechanics