Não informado. (2019). New Mining Technology. Canadian Mining Journal.
Lua i Stíl Chicago (17ú heag.)Não informado. New Mining Technology. Toronto, Canada: Canadian Mining Journal, 2019.
Lua MLA (8ú heag.)Não informado. New Mining Technology. Canadian Mining Journal, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.