MIKHALEVSKYI V. SET-THEORETICAL APPROACH TO AIR QUALITY MONITORING. Herald of Khmelnytskyi National University. Technical sciences [Internet]. 2025 Jun. 16 [cited 2026 Jan. 26];353(3.2):146-50. Available from: https://heraldts.khmnu.edu.ua/index.php/heraldts/article/view/1875