Hanashima, S., Castagner, B., Esposito, D., Nokami, T., & Seeberger, P. H. (2007).
Synthesis of a sialic acid α(2−3) galactose building block and its use in a linear synthesis of sialyl Lewis X.
Organic Letters, 9(9), 1777-1779. doi:10.1021/ol0704946.