"Globalna branża PV powróci do rentowności w 2015 roku"

http://www.pv-tech.org/news/pv_module_asp_declines_to_slow_helping_profitable_business_rebound_in_2015?utm_source=PV-Tech&utm_campaign=290792120a-PV_Tech_Daily_Newsletter_Tuesday_23_April_2013&utm_medium=email

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