TY - JOUR TI - Monitoring of heavy metal pollution by using populus nigra and cedrus libani AU - ÇİFTÇİ, H. AU - ER ÇALIÅžKAN, Ã. AU - ASLANHAN, E. AU - AKTOKLU, E. JO - Sigma Journal of Engineering and Natural Sciences PY - 2021 VL - 39 SP - 367 EP - 373 DO - 10.14744/sigma.2021.00025 ER -