Ravshanov , Jo‘rabek Ravshan o‘g‘li. 2023. “SEMENTBETON QOPLAMALI AVTOMOBIL YO‘LLARINI TA’MIRLASHDA ISHLATILADIGAN ZAMONAVIY MATERIALLARNING O‘ZIGA XOS XUSUSIYATLARI”. Innovative Development in Educational Activities 2 (20):132-35. https://openidea.uz/index.php/idea/article/view/1746.