(:notitlegroup:) 

   @incollection{mullins2012,
    title     = {Incorporating Terrain Avoidance into a Small UAS Sense and Avoid System},
    booktitle = {Infotech@ Aerospace 2012},
    author    = {Michael Mullins and Kyle Foerster and Naima Kaabouch and William Semke},
    publisher = {Aerospace Research Central},
    year      = {2012}}