@misc{rfc2228,
    series =    {Request for Comments},
    number =    2228,
    howpublished =  {RFC 2228},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC2228},
    url =       {https://www.rfc-editor.org/info/rfc2228},
    author =    {Steven J. Lunt},
    title =     {{FTP Security Extensions}},
    pagetotal = 27,
    year =      1997,
    month =     oct,
    abstract =  {This document defines extensions to the FTP specification STD 9, RFC},
}