List of Articles فلز سنگین سرب Open Access Article Abstract Page Full-Text 1 - Laboratory and Numerical Study into Retention of the Heavy Metal Pollutant Lead by Nanoclay Cloisite Na+ Mohammad Amiri Morteza Deiranlou 10.22034/jest.2018.8714 Open Access Article Abstract Page Full-Text 2 - Comparing the performance of cement and smectite in heavy metals removal from lead contaminated soils Amir reza Goodarzi Hamid reza Akbari 10.22034/jest.2017.11264