@article{PismaZhETF.1.7, title = {Hard Vavilov-Cerenkov radiation in a single crystal}, author = {Rivlin, L. A.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {1}, issue = {3}, pages = {7}, year = {1965}, doi = {}, url = {http://jetpletters.ru/ps/0/article_24402.shtml}, }