@article{PismaZhETF.56.93, title = {Confinement of acoustic modes due to electron phonon coupling in the electron sheet}, author = {Kochelap, V. A. and Gulseren, O.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {56}, issue = {2}, pages = {93}, year = {1992}, doi = {}, url = {http://jetpletters.ru/ps/0/article_19386.shtml}, }