Gulsanam Ruzimurodovna Tursunova, Farrukh Bakhtiyarovich Atabaev, Azamat Shamuratovich Khadjiev, and Mirrakhmat Yuldashevich Gulyamov, “Definition Of Puzzolanic Properties Active Mineral Additives In Portlandcement”, tajas, vol. 3, no. 3, pp. 7–12, Mar. 2021.