1. AENOR (Asociación Española de Normalización y Certificación), 2001. EN 13432. Packaging. Packaging requirements for packaging recoverable through composting and biodegradation. Test scheme and evaluation criteria for the final acceptance of packaging (in Spanish).
2. AENOR (Asociación Española de Normalización y Certificación), 2006a. UNE-EN 14806. Packaging. Preliminary evaluation of the disintegration of the packaging materials under simulated composting conditions in a laboratory scale test (in Spanish).
3. AENOR (Asociación Española de Normalización y Certificación), 2006b. UNE-EN-ISO 20200. Determination of the degree of disintegration of plastic materials under simulated composting conditions in a laboratory-scale test (in Spanish).
4. APHA, 1992. Standard Methods for the Examination of Water and Wastewater, 18th ed. USA.
5. Biodegradation study of a starch and poly(lactic acid) co-extruded material in liquid, composting and inert mineral media;Gattin;Int. Biodeter. Biodegr.,2002