Text ( visual ) : unmediated Defects in insulating crystals : proceedings of the International Conference, Riga, May 18-23, 1981 / edited by V.M. Tuchkevich and K.K. Shvarts. -- : us ; : gw. -- Riga : Zinātne Pub. House ; Berlin ; New York : Springer-Verlag , c1981. -- 774 p. ; 25 cm. -- Includes bibliographical references and index. -- ISBN 0387107827 ; 3540107827 ; (BA01308195) ; https://ci.nii.ac.jp/ncid/BA01308195 Other Title(s): Дефекты в деэлектрических кристаллах. -- Author Heading(s): Shvart︠s︡, K. K. (Kurt Kurtovich) ; Tuchkevich, Vladimir Maksimovich ; International Confernece on Defects in Insulating Crystals