Cryptology ePrint Archive: BibTeX Citation of Report 2021/1572

@misc{cryptoeprint:2021:1572,
    author       = {Jiamin Cui and
		    Kai Hu and
		    Qingju Wang and
		    Meiqin Wang},
    title        = {Integral Attacks on Pyjamask-96 and Round-Reduced Pyjamask-128 (Full version)},
    howpublished = {Cryptology ePrint Archive, Report 2021/1572},
    year         = {2021},
    note         = {\url{https://ia.cr/2021/1572}},
}

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.