By Kyung, Chong-Min, Yoo, Sungjoo
By Koppel, Johann
By Westergård, Rune
By Majumder, Mrinmoy, Barman, Rabindra Nath
By Sengbush, Ray L.
By Rapier, Robert
By Burnham, Alan K.
By Max, Michael D., Johnson, Arthur H., Dillon, William P.
By Das, Debabrata
By Raju, N. Janardhana, Gossel, Wolfgang, Ramanathan, al., Sudhakar, M.
By NIFES Ltd
By Inglis, Tom
By Dulias, Renata
By Yu, Xinghe, Li, Shengli, Shunli
By Kaushik, Shubhash C., Tyagi, Sudhir K., Kumar, Pramod
By Behera, Basanta Kumara, Varma, Ajit
By Ismail-Zadeh, Alik, Korotkii, Alexander, Tsepelev, Igor
By Austin, E.H.
By Bateman, R.M.
By Marjoribanks, Roger
By Figueirôa, Silvia Fernanda, Good, Gregory A., Peyerl, Drielli
By Singh, Vijay P, Yadav, Shalini, Yadava, Ram Narayan
By Spathelf, Peter
By Seifert, Thomas
By Pillai, Reji Kumar, Singh, B. P., Murugesan, N.
By Bateman, Richard M.
By Mastalerz, M., Glikson, M. V., Golding, Suzanne D.
By Gordon, Richard, Seckbach, Joseph
By Goodfellow Associates Ltd.
By Conservation Commission of the World Energy Conference