Assessment of Heavy Metal and Physical-chemical Contamination in Roadside Soils along Duhok to Zakho highway, Kurdistan Region, Iraq. jsd [انترنت]. 12 أكتوبر، 2025 [وثق 20 يناير، 2026];6(23):418_438. موجود في: https://jsd.sdasmart.org/index.php/jsd/article/view/395