@misc{rfc6474,
    series =    {Request for Comments},
    number =    6474,
    howpublished =  {RFC 6474},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC6474},
    url =       {https://www.rfc-editor.org/info/rfc6474},
    author =    {Kepeng Li and Barry Leiba},
    title =     {{vCard Format Extensions: Place of Birth, Place and Date of Death}},
    pagetotal = 6,
    year =      2011,
    month =     dec,
    abstract =  {The base vCard 4.0 specification defines a large number of properties, including date of birth. This specification adds three new properties to vCard 4.0: place of birth, place of death, and date of death. {[}STANDARDS-TRACK{]}},
}