Adegoke, Kayode Adesina, 		Bello, Olugbenga Solomon, 		Bello, Olayinka Uthman, AND 		Lateef, Ibrahim Opeyemi.
"Sequestering Nickel(II) Ions from Aqueous Solutions Using Various Adsorbents: A Review" <em>Pakistan Journal of Analytical &amp; Environmental Chemistry</em> [Online], Volume 15 Number 1 (1 December 2014)