by
, Reference:
Chun Fui Liew, Takehisa Yairi:Companion unmanned aerial vehicles: A survey, 2020.
Bibtex Entry:
@unpublished{nokey, title = {Companion unmanned aerial vehicles: A survey}, author = {Chun Fui Liew and Takehisa Yairi}, labauthor = {Chun Fui Liew and Takehisa Yairi}, year = {2020}, date = {2020-01-01}, note = {arXiv:2001.04637}, }