(Veinna)European Conference on Soil Mechanics and Foundation Engineerings,6th European Conference on Soil Mechanics and Foundation Engineerings European Conference on Soil Mechanics and Foundation Engineering 6th European Conference on Soil Mechanics and Foundation Engineering 5th European Conference on Soil Mechanics and Foundation Engineering European Conference on Soil Mechanics and Fpundation Engineerings 5th European Conference on Soil Mechanics and Foundation Enginearing European Conference on Soil Mechanics and Foundation Enginering (6th,Vienna,1976)European Conference on Soil Mechanics and Fpundation Engineerings International Conference on Soil Mechanics and Foundation Engineering