To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.
What they work on
From the classification of each paper
Subfields
Water Science and Technology1100%
Physical Sciences
Topics most written on
Adsorption and biosorption for pollutant removal1
How it can be read
0% free to read
Closed1 · 100%Behind a paywall
Development goals addressed
From each paper’s title and abstract
6Clean water and sanitation1
Most cited
Biosorption of cadmium (II), copper (II) and lead (II) ions by citric acid modified and unmodified cocoa pod shell: Equilibrium, kinetics and thermodynamics