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Length variation of air-cured alkali-activated marble sludge specimens: (a) Influence of glass addition (GP0 = no glass, GP2.5 = 2.5 vol.% of glass, and GP5.0 = 5.0 vol.% of glass) and (b) shrinkage at different curing times. Readapted from [45] under the license number 4793000364236.
