%% You should probably cite rfc2313 instead of this I-D.
@techreport{hoffman-pkcs-rsa-encrypt-02,
    number =    {draft-hoffman-pkcs-rsa-encrypt-02},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-hoffman-pkcs-rsa-encrypt/02/},
    author =    {Burt Kaliski},
    title =     {{PKCS \#1: RSA Encryption Version 1.5}},
    pagetotal = 19,
    year =      1997,
    month =     sep,
    day =       17,
    abstract =  {This document describes a method for encrypting data using the RSA public-key cryptosystem. This memo provides information for the Internet community. It does not specify an Internet standard of any kind.},
}