1. 1950 Pectin from fruit peel. French patent 969,666, Dec 22.
2. , 1939 Fruit jellies 10. The role of pectin 2. Viscosity of dilute pectin solutions as affected by metallic salts and pH. Bulletin 216. University of Delaware Agricultural Experimental Station. Newark, DE, USA.
3. , 1948 Fruit jellies 12. Grading pectins. Bulletin 272. University of Delaware Agricultural Experimental Station, Newark, DE, USA.
4. PECTIN CONTENT OF MEYER LEMON