[1] Indian Oil Corp Ltd, Ctr Res & Dev, DBT IOC Ctr Adv Bioenergy Res, Faridabad 121007, India
[2] Indian Oil Corp Ltd, Ctr Res & Dev, Nanotechnol Div, Faridabad 121007, India
[3] Indian Oil Corp Ltd, Ctr Res & Dev, Analyt Div, Faridabad 121007, India