@article{PismaZhETF.52.1124,
    title = {Twistor displacement in the equations of relativistic particles and strings},
    author = {Volkov, D. V. and Soroka, V. A. and Sorokin, D. P. and Tkach, V. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {52},
    issue = {10},
    pages = {1124},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17553.shtml},
}