Gaya APA

Xu, Y. et al (2009). Promotion effect of lanthanum addition on the catalytic activity of zirconia supported platinum and tungstophosphoric acid catalyst for n-pentane isomerization . London: Elsevier B.V..

Gaya MLA

Xu, Yuandong. et al. "Promotion effect of lanthanum addition on the catalytic activity of zirconia supported platinum and tungstophosphoric acid catalyst for n-pentane isomerization". London: Elsevier B.V., 2009. e-journal.