(Madras)International Symposium on Protein Structure and Crystallography International Symposium on Protein Structure and Crystallography (Calif)International Symposium on Acoustical Holography International Symposium on Seil Structure interaction International Symposium on Seil Structure interaction. 2 International Symposium on Soil Structure interaction International Symposium on Soil Structure interaction. 1 (Madras)International Symposium on fibre reinforced concrete International Symposium on Acoustical Holography 1982 international symposium on circuits and syste