Widayati, S., Usman, D., Sriyanti, S., Nuryahya, H. and Triwardhani, I. (2019) “Competency Enhancement of Local Community in Trass Utilization in Nagreg Kendan, Bandung, West Java”, PROMINE, 7(2), pp. 65-70. doi: 10.33019/promine.v7i2.1644.