TY - JOUR TI - Predicting boiler efficiency deterioration using energy balance method: case study in 660 mw power plant jepara, central java, Indonesia AU - Sagaf, M. AU - Alim, S. AU - Wibisono, C. AU - Muzakki, A. JO - Journal of Thermal Engineering PY - 2020 VL - 6 SP - 247 EP - 256 DO - 10.18186/thermal.821052 ER -