Bekzod Halimov, Zilola Gulamova, and Nodira Raupova. “GROUP, FRACTIONAL COMPOSITION, AND CHARACTERISTICS OF THE HUMUS CONTENT OF TYPICAL SEROZEMS”. European Journal of Agricultural and Rural Education, vol. 5, no. 1, Jan. 2024, pp. 16-21, https://scholarzest.com/index.php/ejare/article/view/4206.