High voltage transformer bushing problems. - Henny I. Septyani; Indera Arifianto; Andreas P. Purnomoadi (ICEEI, 2011)

Condition assessment of 500/150 kV power transformer based on condition based maintenance. - Ninil U. A. Wardani; Andreas P. Purnomoadi; Henny I. Septiani; Indera Arifianto; B. Cahyono (ICEEI, 2011)