(:notitlegroup:) 

   @article{rypkema18jasa,
    title     = {Relative Navigation for Command and Control of Multiple Low-Cost Autonomous
                Underwater Vehicles},
    author    = {Nicholas R. Rypkema and Erin Fischell and Henrik Schmidt},
    journal   = {The Journal of the Acoustical Society of America},
    number    = {3},
    volume    = {144},
    year      = {2018}}