References
- Editorial department of monthly magazine “Wastes”, Part II Pursuit of Making Fuel From Garbage, Outline of Report of Investigation on Waste Plastic Disposal , Gekkan Haikibutsu , 9 ( 1994 ). , 42 .
- Kotoyori ( 1971 ) Plastic , 22 (3), 48
- Isao Shirai Report of Investigation on Recycling Energy from Waste (making oil etc.) , Society for the Promotion of Plastic Disposal , ( 1994 ) p. 6.
- Hamanaka ( 1974 ) Plastic material , 15 (5), 35.
- Husshou , Plastic ( 1993 ) 22 ∥5), 41 ; Plastic ( 1997 ) 44 (4), 26.