MASHOOD REHMAN; SHAFIQUE AHMED; FAIZ MUHAMMAD; NAZEER HUSSAIN; RAMEEZ ALI ABBASI. EFFECT OF NANO-METAKAOLIN ON THE FRESH AND HARDENED PROPERTIES OF CONCRETE. Policy Research Journal, [S. l.], v. 4, n. 5, p. 646–651, 2026. Disponível em: https://policyrj.com/1/article/view/1994. Acesso em: 21 may. 2026.