• Fredriksson H. Physics of functional materials / Hasse Fredriksson and Ulla Åkerlind. - Chichester [a. o.] : John Wiley & Sons, 2008. - VIII, 480 p.: ill.. URL: http://www.loc.gov/catdir/enhancements/fy0806/2007050191-d.html. URL: http://www.loc.gov/catdir/enhancements/fy0806/2007050191-t.html