References
- 기존정수장 효율향상기술(2차년도) 환경부
- Jour. AWWA v.84 no.6 Comparing Plant-Scale Dual and Mixed Filters E. Barnett(et al.)
- Jour. AWWA v.73 no.9 Comparative Performance of Dual and Mixed Media Filters N. Qureshi
- Integrated Design of Water Treatment Facilities Susumu Kawamura
- Water Treatment Handbook(5th edition) Degremont