APA   Click to copy
Diele, F., & Marangi, C. (2018). Positive symplectic integrators for predator-prey dynamics. Discrete \&Amp; Continuous Dynamical Systems-B, 23, 2661.

Chicago/Turabian   Click to copy
Diele, Fasma, and Carmela Marangi. “Positive Symplectic Integrators for Predator-Prey Dynamics.” Discrete \& Continuous Dynamical Systems-B 23 (2018): 2661.

MLA   Click to copy
Diele, Fasma, and Carmela Marangi. “Positive Symplectic Integrators for Predator-Prey Dynamics.” Discrete \&Amp; Continuous Dynamical Systems-B, vol. 23, American Institute of Mathematical Sciences, 2018, p. 2661.

@article{diele2018a,
  title = {Positive symplectic integrators for predator-prey dynamics},
  year = {2018},
  journal = {Discrete \& Continuous Dynamical Systems-B},
  pages = {2661},
  publisher = {American Institute of Mathematical Sciences},
  volume = {23},
  author = {Diele, Fasma and Marangi, Carmela}
}