A review on phytoremediation as an ecological method for in situ clean up of heavy metals contaminated soilsNicolae Cioica, Cătălina Tudora, Dorin Iuga, György Deak, Monica Matei, Elena Mihaela Nagy and Zoltan GyorgyE3S Web Conf., 112 (2019) 03024DOI: https://doi.org/10.1051/e3sconf/201911203024