Author
Leal Filho, Walter
23
Muthu, Subramanian Senthilkannan
19
Crastan, Valentin
12
Negm, Abdelazim M.
9
Wang, Lawrence K.
9
Zohuri, Bahman
9
Hung, Yung-Tse
8
Konstantin, Panos
8
Linkov, Igor
8
Trübestein, Michael
7
Yadav, Shalini
7
Awange, Joseph L.
6
Hansjürgens, Bernd
6
Yadava, Ram Narayan
6
Brears, Robert C.
5
Dastbaz, Mohammad
5
Klapp, Jaime
5
New, Tim R.
5
Qudrat-Ullah, Hassan
5
Singh, Vijay P.
5
SpringerLink (Online service)
5
Ward, C. Herb
5
Worldwatch Institute
5
Aftab, Tariq
4
Beatley, Timothy
4
Biswas, Asit K.
4
Bull, Alan T.
4
Geilhausen, Marko
4
Gupta, Anil Kumar
4
Hawksworth, David L.
4
Konstantin, Margarete
4
Koundouri, Phoebe
4
Kumar, Pavan
4
Lewiner, Colette
4
Nautiyal, Sunil
4
Nojavan, Sayyad
4
Pan, Jiahua
4
Popkova, Elena G.
4
Riesner, Wilhelm
4
Rottke, Nico B.
4
Tortajada, Cecilia
4
Unnerstall, Thomas
4
Öztürk, Münir
4
Abu-hashim, Mohamed
3
Alam, Asraful
3
Antes, Ralf
3
Bandh, Suhaib A.
3
Behnassi, Mohamed
3
Bertoldi, Paolo
3
Brinkmann, Robert
3
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