by Usha Rao, K., Kishore, V.V.N.
Published in Renewable energy (01.04.2009)

by Rao, K. Usha, Kishore, V.V.N.
Published in Renewable & sustainable energy reviews (01.04.2010)

by Ravindranath, N.H., Balachandra, P., Dasappa, S., Usha Rao, K.
Published in Biomass & bioenergy (01.10.2006)

by Ravindranath, N. H
Year of Publication 2000

by Rao, K. Usha, Ravindranath, N.H.
Published in Energy for sustainable development (01.09.2002)

by Gupta, C.L., Rao, K.Usha, Vasudevaraju, V.A.
Published in Energy (Oxford) (01.01.1980)