International Colloquium on Energetics等 International Colloquium on Energetics International Symposium on Synergetics 2d International Colloquium on Stability International Symposium on Aeroelasticity (Bielefeld)International Symposium on Synergetics International Colloquium on Stem Cell Physiology. International Symposium on Neurosecretion International liege Colloquium on Odean Hydrodynamics International Liege Colloquium on Ocean Hydrodynamics