You may also wish to search for items by Casals-Stenzel.
Only one matching reference was found.
Buscher, H.-P.; Casals-Stenzel, J.; Schauer, R., New sialic acids. Identification of N-glycoloyl-O-acetylneuraminic acids and N-acetyl-O-glycoloylneuraminic acids by improved methods for detection of N-acyl and O-acyl groups and by gas-liquid chromatography, Eur. J. Biochem., 1974, 50, 1, 71-82, https://doi.org/10.1111/j.1432-1033.1974.tb03873.x . [all data]