Komilov , B., and J. Rabbimov. “PORTLANDSEMENTNING MUSTAHKAMLIGI. SEMENTTOSH VA BETONLARNING KIMYOVIY HAMDA FIZIK YEMIRUVCHI OMILLAR TA’SIRIGA CHIDAMLILIGI”. Educational Research in Universal Sciences, vol. 3, no. 3 SPECIAL, Jan. 2024, pp. 127-30, http://erus.uz/index.php/er/article/view/5912.