APA   Click to copy
Popov, A. A., Mou, C., Sandu, A., & Iliescu, T. (2021). A multifidelity ensemble Kalman filter with reduced order control variates. SIAM Journal on Scientific Computing, 43, A1134–A1162.

Chicago/Turabian   Click to copy
Popov, Andrey A, Changhong Mou, Adrian Sandu, and Traian Iliescu. “A Multifidelity Ensemble Kalman Filter with Reduced Order Control Variates.” SIAM Journal on Scientific Computing 43 (2021): A1134–A1162.

MLA   Click to copy
Popov, Andrey A., et al. “A Multifidelity Ensemble Kalman Filter with Reduced Order Control Variates.” SIAM Journal on Scientific Computing, vol. 43, SIAM, 2021, pp. A1134–A1162.

@article{popov2021a,
  title = {A multifidelity ensemble Kalman filter with reduced order control variates},
  year = {2021},
  journal = {SIAM Journal on Scientific Computing},
  pages = {A1134--A1162},
  publisher = {SIAM},
  volume = {43},
  author = {Popov, Andrey A and Mou, Changhong and Sandu, Adrian and Iliescu, Traian}
}