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2. Precast Concrete–To–Precast Concrete Facade Joints Using Precompressed Expandable Foam
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4. FIB 2017. Precast Insulated Sandwich Panels. State of the art report - State of the art report (Bulletin 84). International Federation for Structural Concrete.
5. Hasselblad V. and A. Andersson. 1972. Joints in facades made up of precast concrete sections. Stockholm: National Swedish Building Research Summaries (R42:1972).