[1]
L. MEI, M. HUAI-ZHU, S. QING-DE, and L. QIAN-RONG, “The Catalytic Behaviour of Rare Earth Complexes Containing Piperonal Dimethyl Acetal and Dicyclopentadienyl ”, ajc, vol. 15, no. 1, pp. 259–262, Mar. 2010.