APA   Click to copy
Runkel, F., Fasel, U., Molinari, G., Arrieta, A. F., & Ermanni, P. (2018). Wing twisting by elastic instability: A purely passive approach. Composite Structures, 206, 750–761.

Chicago/Turabian   Click to copy
Runkel, Falk, Urban Fasel, Giulio Molinari, Andres F. Arrieta, and Paolo Ermanni. “Wing Twisting by Elastic Instability: A Purely Passive Approach.” Composite Structures 206 (November 14, 2018): 750–761.

MLA   Click to copy
Runkel, Falk, et al. “Wing Twisting by Elastic Instability: A Purely Passive Approach.” Composite Structures, vol. 206, Nov. 2018, pp. 750–61.

@article{falk2018a,
  title = {Wing twisting by elastic instability: A purely passive approach},
  year = {2018},
  month = nov,
  day = {14},
  journal = {Composite Structures},
  pages = {750-761},
  volume = {206},
  author = {Runkel, Falk and Fasel, Urban and Molinari, Giulio and Arrieta, Andres F. and Ermanni, Paolo},
  month_numeric = {11}
}