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1ανά Vallero, Daniel A“…Elsevier Academic Press…”
Έκδοση 2004
An electronic book accessible through the World Wide Web; click for information
Ηλεκτρονική πηγή Βιβλίο -
2Renewable energy its physics, engineering, use, environmental impacts, economy, and planning aspectsανά S²rensen, Bent 1941-“…Elsevier Academic Press…”
Έκδοση 2004
An electronic book accessible through the World Wide Web; click for information
Ηλεκτρονική πηγή Βιβλίο