@article{PismaZhETF.34.456, title = {Anisotropy of helicon damping in indium during localized electron-phonon U processes}, author = {Petrashov, V. T. and Geim, A. K.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {34}, issue = {8}, pages = {456}, year = {1981}, doi = {}, url = {http://jetpletters.ru/ps/0/article_23235.shtml}, }