Qo‘chqorov , A. N., A. M. Xoljigitov, and S. P. Elmurotov. “SIMMENTAL ZOTI SIGIRLARINING YELINI SHAKLI VA SIFATINI O‘RGANISH”. SCHOLAR, vol. 1, no. 16, June 2023, pp. 32-36, https://researchedu.org/index.php/openscholar/article/view/3958.