Text ( visual ) : unmediated Advances in organic light-emitting devices / Youngkyoo Kim and Chang-Sik Ha. -- Stafa-Zuerich, Switzerland : Trans Tech Publications , c2008. -- 140 p. : ill. (some col.) ; 25 cm. -- (Materials science foundations ; v. 40). -- Includes bibliographical references. -- ISBN 9780878494835 ; (BA86584496) ; https://ci.nii.ac.jp/ncid/BA86584496 Author Heading(s): Kim, Youngkyoo ; Ha, Chang-Sik. -- Classification(s): DC22 : 620.11295. -- Subject Heading(s): LCSH : Electroluminescent devices