@article{Guias2020,
  author    = {Guias, Flavius},
  title     = {Numerical simulation of a modified SIR model fitting statistical data for COVID-19},
  series = {WSEAS Transactions on Computer Research},
  volume    = {8 (2020)},
  issn      = {1991-8755},
  pages     = {115 -- 125},
  year      = {2020},
  language  = {en}
}
@article{Guias2020,
  author    = {Guias, Flavius},
  title     = {Effects of the reproduction number in a SEIIRD model describing the time evolution of COVID-19 at country level},
  series = {WSEAS Transactions on Computer Research},
  volume    = {19 (2020)},
  issn      = {1991-8755},
  pages     = {292 -- 297},
  year      = {2020},
  language  = {en}
}