1. Kenaf lignin structure by correlation of CMR, FTIR and chemical analysis, Tappi;Abbott;Proceedings Pulp Conference,1987
2. Determination of the degree of methylesterification of pectic polysaccharides by FT-IR using outer product PLS1 regression;Barros;Carbohydrate Polymers,2002
3. FT-IR spectroscopic determination of the degree of esterification of cell wall pectins from stored peaches and correlation to textural changes;Chatjigakis;Carbohydrate Polymers,1998
4. Crescenzi, V., & Callegaro, L (1993). Esters of pectic and pectinic acid, their manufacture and uses. PTC International Application WO 93 14129 (in CA 120, 301518).
5. Determination of the esterification degree of carboxyl groups of pectin with methanol by means of infrared spectrosocopy;Filippov;Chemical Papers,1974