[1]Dao, P.T. et al. 2015. Synthesis of 8-methyl-2-O-methyl-3,5-O-(1-methyl ethylidene)-6,7,8,9-tetradeoxy-D-gulo-6-nonenonic acid (6E)- -lactone. Vietnam Journal of Chemistry. 53, 2e (Sep. 2015). DOI:https://doi.org/10.15625/6890.