Levis, James W.; Barlaz, Morton A. (Julai 2011). "Is Biodegradability a Desirable Attribute for Discarded Solid Waste? Perspectives from a National Landfill Greenhouse Gas Inventory Model". Environmental Science & Technology. 45 (13): 5470–5476. Bibcode:2011EnST...45.5470L. doi:10.1021/es200721s.
Levis, James W.; Barlaz, Morton A. (Julai 2011). "Is Biodegradability a Desirable Attribute for Discarded Solid Waste? Perspectives from a National Landfill Greenhouse Gas Inventory Model". Environmental Science & Technology. 45 (13): 5470–5476. Bibcode:2011EnST...45.5470L. doi:10.1021/es200721s.