7Morooka T,Sugiyama Y,Ito S.Effects of Microstructure and Residual Stress on the Sonic Properites of Gray Cast Iron. AFS Transactions . 1969
8Riposan I,Chisamera M,Sofroni L,ET AL.Contributions to the study of the solidification mechanism and of the influence of structure on the properities of compacted/vermicular graphite cast iron. Physical Metallurgy of Cast Proceedings of the Third International Symposium . 1985
