Published Transport and accumulation of heavy metals in undisturbed soil columns by Ermakov I.V., Koptsik S.V., Koptsik G.N. and Lofts S. 187-194_469_ERMAKOV_9-3.pdf
Published Copper, nickel and zinc removal by peanut hulls: batch and column studies in mono, tri-component systems and with real effluent by Oliveira F.D. , Soares A.C., Freitas O.M. and Figueiredo S.A. 206-214_697_Figueiredo_12-2.pdf