%% You should probably cite draft-ietf-anima-grasp-api instead of this I-D.
@techreport{liu-anima-grasp-api-00,
    number =    {draft-liu-anima-grasp-api-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-liu-anima-grasp-api/00/},
    author =    {Brian E. Carpenter and Bing Liu and Wendong Wang and Xiangyang Gong},
    title =     {{Generic Autonomic Signaling Protocol Application Program Interface (GRASP API)}},
    pagetotal = 7,
    year =      2016,
    month =     apr,
    day =       4,
    abstract =  {This document specifies the application program interface of the Generic Autonomic Signaling Protocol (GRASP). The API is used for Autonomic Service Agent (ASA) calling the GRASP protocol module to communicate the autonomic network signalings with other ASAs.},
}