@article{PismaZhETF.90.451,
    title = {Baryon resonances in the mean field approach and a simple explanation of the $\boldsymbol{\Theta^+}$ pentaquark},
    author = {Diakonov, D. I.},
    journal = {Письма в ЖЭТФ},
    volume = {90},
    issue = {6},
    pages = {451},
    year = {2009},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_28612.shtml},
}