@article{JETPL.113.789,
    title = {Super-Penrose Process for Nonextremal Black Holes},
    author = {Zaslavskii, O. B.},
    journal = {JETP Lett.},
    volume = {113},
    issue = {12},
    pages = {757},
    year = {2021},
    doi = {10.1134/S0021364021120043},
    url = {http://jetpletters.ru/ps/dx/10.31857/S123456782112003X},
    note = {[Pisma v ZhETF 113, 789 (2021)]}
}