%0 Journal Article
%T Free vibration analysis of helicoidal bars with thin- walled circular tube cross-section via mixed finite element method
%A ERATLI, N.
%A ERMİŞ, M.
%A OMURTAG, M.H.
%J Sigma Journal of Engineering and Natural Sciences
%D 2015
%V 33
%P 200-218
%R