Tariq Aziz และ Nipon Ketjoy. (2014) Determination of PV module power output degradation after long term operation. Naresuan University:ม.ป.ท.Tariq Aziz และ Nipon Ketjoy. 2014. Determination of PV module power output degradation after long term operation. ม.ป.ท.:Naresuan University;Tariq Aziz และ Nipon Ketjoy. Determination of PV module power output degradation after long term operation. ม.ป.ท.:Naresuan University, 2014. Print.