ESTIMATING GYPSUM HEMIHYDRATE CONTENT USING DENSITY OF GYPSUM RECYCLED FROM WASTE GYPSUM BOARD. INTERNATIONAL JOURNAL OF GEOMATE [Internet]. 2023 Nov. 1 [cited 2026 Jun. 20];25(111):220-9. Available from: https://geomatejournal.com/geomate/article/view/3736