S. K. M.  Unni, Bhange, S. N., Anothumakkool, B., and Kurungot, S., ?Redox-mediated synthesis of functionalised graphene: a strategy towards 2D multifunctional electrocatalysts for energy conversion applications?, ChemPlusChem, vol. 78, no. 10, pp. 1296-1303, 2013.