Abramsky, S., & Coecke, B. (2005). Abstract Physical Traces.
Lua i Stíl Chicago (17ú heag.)Abramsky, S., agus B. Coecke. Abstract Physical Traces. 2005.
Lua MLA (9ú heag.)Abramsky, S., agus B. Coecke. Abstract Physical Traces. 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.