@article{JETPL.112.361,
    title = {Virtual Image within a Transparent Dielectric Sphere},
    author = {Bekirov, A. R. and Luk?yanchuk, B. S. and Fedyanin, A. A.},
    journal = {JETP Lett.},
    volume = {112},
    issue = {6},
    pages = {341},
    year = {2020},
    doi = {10.1134/S0021364020180058},
    url = {http://jetpletters.ru/ps/dx/10.31857/S1234567820180044},
    note = {[Pisma v ZhETF 112, 361 (2020)]}
}