K P, Scholar R, Udayakumar G Professor D, Gopinatha Nayak Assosiate Professor D. Elevated Temperature Performance of Expanded Perlite Aggregate Cement Mortar as a Protective Cover for Concrete. IJET [Internet]. 2018 Sep. 1 [cited 2025 Jun. 2];7(3.34):770-4. Available from: https://mail.sciencepubco.com/index.php/IJET/article/view/19472