APA   Click to copy
S.Y., L., C.#, D., Z.#, C., Wu H.*, G. K., Y., L., Y., C., … W.*, L. (2020). Assessing safety and suitability of old trails for hiking using ground and drone surveys. ISPRS International Journal of Geo-Information, 9, 221. https://doi.org/10.3390/ijgi9040221

Chicago/Turabian   Click to copy
S.Y., Lee, Du C.#, Chen Z.#, Guan K. Wu H.*, Liu Y., Cui Y., Li W., Fan Q., and Liao W.*. “Assessing Safety and Suitability of Old Trails for Hiking Using Ground and Drone Surveys.” ISPRS International Journal of Geo-Information 9 (2020): 221.

MLA   Click to copy
S.Y., Lee, et al. “Assessing Safety and Suitability of Old Trails for Hiking Using Ground and Drone Surveys.” ISPRS International Journal of Geo-Information, vol. 9, 2020, p. 221, doi:10.3390/ijgi9040221.

@article{lee2020a,
  title = {Assessing safety and suitability of old trails for hiking using ground and drone surveys},
  year = {2020},
  journal = {ISPRS International Journal of Geo-Information},
  pages = {221},
  volume = {9},
  doi = {10.3390/ijgi9040221},
  author = {S.Y., Lee and C.#, Du and Z.#, Chen and Wu H.*, Guan K. and Y., Liu and Y., Cui and W., Li and Q., Fan and W.*, Liao}
}