@article{PismaZhETF.34.97, title = {Oscillation of a stack of disks and friction between the normal and superfluid components in rotating superfluid $^3He$}, author = {Sonin, E. B.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {34}, issue = {3}, pages = {97}, year = {1981}, doi = {}, url = {http://jetpletters.ru/ps/0/article_23138.shtml}, }