• Lotsch H. K. Photovoltaic Solar Energy Generation / by H.K.V. Lotsch, Adolf Goetzberger, Volker U.Hoffmann ; edited by William T. Rhodes, Toshimitsu Asakura, Karl-Heinz Brenner, Theodor W. Hänsch, Takeshi Kamiya, Ferenc Krausz, Bo Monemar, Herbert Venghaus, Horst Weber, Harald Weinfurter. // Springer e-books. URL: http://dx.doi.org/10.1007/b137803