Nobbenhuis, M. G. (1993). Titania-supported vanadia catalysts for the selective oxidation of o-xylene to phthalic anhydride.
Lua i Stíl Chicago (17ú heag.)Nobbenhuis, Marc Gerard. Titania-supported Vanadia Catalysts for the Selective Oxidation of O-xylene to Phthalic Anhydride. 1993.
Lua MLA (8ú heag.)Nobbenhuis, Marc Gerard. Titania-supported Vanadia Catalysts for the Selective Oxidation of O-xylene to Phthalic Anhydride. 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.