: 'The developing role of renewable energy sources', Power Engineering Journal, 1995, 9, (4), p. 154-155, DOI: 10.1049/pe:19950401
IET Digital Library, https://digital-library.theiet.org/;jsessionid=mamvdy4eze4d.x-iet-live-01content/journals/10.1049/pe_19950401