@article{PismaZhETF.56.508, title = {Absorption of light by glasses in the far infrared}, author = {Deich, L. I.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {56}, issue = {10}, pages = {508}, year = {1992}, doi = {}, url = {http://jetpletters.ru/ps/0/article_19529.shtml}, }