Cruz, D. O. (2021). A mathematical perspective for the behavior of Covid-19 in Boyacá. Uptc.
Lua i Stíl Chicago (17ú heag.)Cruz, David Octavio. A Mathematical Perspective for the Behavior of Covid-19 in Boyacá. Uptc, 2021.
Lua MLA (9ú heag.)Cruz, David Octavio. A Mathematical Perspective for the Behavior of Covid-19 in Boyacá. Uptc, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.