@article{PismaZhETF.56.209, title = {Electron self-trapping in a two-band system}, author = {Klinger, M. I. and Taraskin, S. N.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {56}, issue = {4}, pages = {209}, year = {1992}, doi = {}, url = {http://jetpletters.ru/ps/0/article_19415.shtml}, }