[1]Thai, N.T. and Thu, N.T.M. 2021. Vanillin conversion by aldol condensation using hydrotalcite Mg-Al and modified-Y zeolite as heterogeneous catalysts. <i>Vietnam Journal of Science and Technology</i>. 59, 1 (Jan. 2021), 66–78. DOI:https://doi.org/10.15625/2525-2518/59/1/15428.