Journal of Geotechnical Engineering. American Society of Civil Engineers.
Lua i Stíl Chicago (17ú heag.)Journal of Geotechnical Engineering. American Society of Civil Engineers.
Lua MLA (9ú heag.)Journal of Geotechnical Engineering. American Society of Civil Engineers.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.