Solar PACES annual report / Intern.energy agency.Solar power and chemical energy systems. 1998 / сост.ed. W. Grasse, 1999. - Pag.var. - Текст : непосредственный.
Solar PACES annual report / Intern.energy agency.Solar power and chemical energy systems. 1999 / сост.ed. W. Grasse, 2000. - Pag.var. - Текст : непосредственный.