APA   Click to copy
Teegavarapu, R., Kim, D., & Hoffmann, F. Towards Convergence Guarantees for Particle Swarm Optimization.

Chicago/Turabian   Click to copy
Teegavarapu, Ritvik, Dohyeon Kim, and Franca Hoffmann. “Towards Convergence Guarantees for Particle Swarm Optimization,” n.d.

MLA   Click to copy
Teegavarapu, Ritvik, et al. Towards Convergence Guarantees for Particle Swarm Optimization.

@unpublished{ritvik-a,
  title = {Towards Convergence Guarantees for Particle Swarm Optimization},
  author = {Teegavarapu, Ritvik and Kim, Dohyeon and Hoffmann, Franca}
}