@article{Krause2017, author = "Douglas J. Krause and Jefferson T. Hinke and Wayne L. Perryman and Michael E. Goebel and Donald J. LeRoi", title = "{The APH-22 VTOL UAS system.}", year = "2017", month = "11", url = "https://plos.figshare.com/articles/figure/The_APH-22_VTOL_UAS_system_/5645953", doi = "10.1371/journal.pone.0187465.g001" }