Kaasik, Helle Nonperturbative theory of multiphonon vibrational relaxation and nonradiative transitions / H. Kaasik. - Tartu : Tartu Univ. Press, 2002. - 123 p. ill. - Diss. Physicae Univ. Tartuensis; 37 . Includes bibliogr. references ISBN: 9985-56-663-7 Subjects--Topical Terms: Theoretical physics