Oxidative esterification of methacrolein to methyl methacrylate over Pd-Pb/Al2O3 catalysts
DONG Haifeng, LI Zengxi, WANG Zhengping, CHENG Weiguo, ZHAO Wei, ZHANG Xiangping, ZHANG Suojiang
CIESC Journal . 2006, (6): 1346 -1350 .