DIAFRAGMALI TUPROQLI TOʻGʻONLARNI QURISHDA "GRUNTDAGI DEVOR" USULINING FOYDALANISH SAMARADORLIGI. . scientific. 2025;80(3):121-129. Accessed January 13, 2026. https://journalss.org/index.php/obr/article/view/4210