Formal Methods. FM 2019 International Workshops: Porto, Portugal, October 7–11, 2019, Revised Selected Papers, Part II
  MLA
  Sekerinski, et al. Formal Methods. Fm 2019 International Workshops: Porto, Portugal, October 7–11, 2019, Revised Selected Papers, Part Ii. Springer International Publishing, 2020.
  APA
  Sekerinski, S., Astarte, T., Campos, J., Farrell, M., Guidotti, R., Luckcuck, M., Marmsoler, D., Moreira, N., Oliveira, J. N, & Ratiu, D. (2020). Formal Methods. FM 2019 International Workshops: Porto, Portugal, October 7–11, 2019, Revised Selected Papers, Part II. Springer International Publishing.
  Chicago
  Sekerinski, Troy Astarte, José Campos, Marie Farrell, Riccardo Guidotti, Matt Luckcuck, Diego Marmsoler, Nelma Moreira, José N Oliveira, and Daniel Ratiu. Formal Methods. FM 2019 International Workshops: Porto, Portugal, October 7–11, 2019, Revised Selected Papers, Part II. : Springer International Publishing, 2020.