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1by Hu Chengchun (State Science and Technology Commission, Beijing (China). Energy Div.), FAO, Rome (Italy). Environment and Energy Programmes Coordinating Centre eng, Round Table on Rural Energy eng 1-2 Oct 1985 Rome (Italy), Wu Junhui (Zhejiang Provincial Energy Research Inst., Hangzhou (China))
Published 1986Texto bibliotecaFAO IT