| File Name | Size | Date | |
 | China-Recycling_Of_Organic_Wastes_In_Agriculture_1977.pdf | 12552 KB | 9/9/1999 |
| Garbage_Recycling_Components_And_Pointers_2002.pdf | 240 KB | 7/19/2002 |
| Recycling_From_Municipal_Refuse_State-Of-The-Art_Review_1984.pdf | 12212 KB | 10/29/1999 |
| Work_From_Waste_Recycling_Wastes_To_Create_1981.pdf | 38828 KB | 10/20/1999 |