Kassabov, M., & Nikolov, N. (2006). Cartesian products as profinite completions.
Lua i Stíl Chicago (17ú heag.)Kassabov, M., agus N. Nikolov. Cartesian Products as Profinite Completions. 2006.
Lua MLA (9ú heag.)Kassabov, M., agus N. Nikolov. Cartesian Products as Profinite Completions. 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.