-
31
-
32
-
33
Journal of Urban and Environmental Engineering [ejournal].
Argitaratua 2007Testu osoa
Continuing Resource -
34
-
35
Report of the Research Institute of Industrial Technology, Nihon University.
Argitaratua 2005Liburua -
36
-
37
-
38
-
39
The International journal on hydropower & dams world atlas and industry guide 2004
Argitaratua 2004Liburua -
40