@misc{Korovkin_Pavel_Petrovič_Neravenstva_1952,
 author={Korovkin, Pavel Petrovič},
 copyright={Rights Reserved - Restricted Access},
 address={Moskva},
 journal={Populârnye Lekcii po Matematike ; vyp. 5},
 howpublished={online},
 year={1952},
 publisher={Gosudarstvennoe Izdatel'stvo Fiziko-Matematičeskoj Literatury},
 language={rus},
 title={Neravenstva},
 type={Text},
}