Enstad, G. G. (1981). A novel theory on the arching and doming in mass flow hoppers. Norges Teknisks Høgskole.
Chicago Style (17th ed.) CitationEnstad, Gisle G. A Novel Theory on the Arching and Doming in Mass Flow Hoppers. Bergen, Norway: Norges Teknisks Høgskole, 1981.
MLA引文Enstad, Gisle G. A Novel Theory on the Arching and Doming in Mass Flow Hoppers. Norges Teknisks Høgskole, 1981.
警告：这些引文格式不一定是100％准确.