@article{JETPL.111.300,
    title = {Schwarzschild Black Hole as a Particle Accelerator},
    author = {Zaslavskii, O. B.},
    journal = {JETP Lett.},
    volume = {111},
    issue = {5},
    pages = {260},
    year = {2020},
    doi = {10.1134/S0021364020050033},
    url = {http://jetpletters.ru/ps/dx/10.31857/S0370274X20050033},
    note = {[Pisma v ZhETF 111, 300 (2020)]}
}