@article{PismaZhETF.41.349, title = {Observation of light scattering by bound states of optical phonons trapped at neutral donor centers with a degenerate ground state}, author = {Bairamov, B. Kh. and Irmer, G. and Monecke, I. and Toporov, V. V.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {41}, issue = {8}, pages = {349}, year = {1985}, doi = {}, url = {http://jetpletters.ru/ps/0/article_22361.shtml}, }