International Symposium on Hydrologic Problems in Karst Regions,Bowling Green,1976 International Symposium on Biological Control of Weeds International Symposium on Stochastic Differential Equations International symposium on stress wave propagation in materials International Symposium on Urban Hydrology,Hydraulics and Sediment Control International Symposium on Exoelectron Emission and Applictions International symposium on macromolecular chemistry.paris 1963 part 1 International symposium on macromolecular chemistry.paris 1963 part 2 International symposium on macromolecular chemistry.paris 1963 part 3 International Symposium on Methodologies for Intelligent Systems