@article{PismaZhETF.35.501, title = {Confinement of toroidally trapped high-energy particles in a rippled magnetic field}, author = {Yushmanov, P. N.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {35}, issue = {12}, pages = {501}, year = {1982}, doi = {}, url = {http://jetpletters.ru/ps/0/article_20067.shtml}, }