Mantiqiy inkor, ko‘paytirish, qo‘shish, implikatsiya va ekvivalensiya amallariga mos mantiqiy sxemalar. ZIFTMY [Internet]. 2025 Nov. 22 [cited 2026 Mar. 3];2(4):167-73. Available from: https://innoworld.net/index.php/ziftmy/article/view/1222