Kuryanto, T., 		Irawati, I., & 		Rizal, N.
(2018).
 The Use of Vibra Engine to Enhance Batako Industrial Quality at Urban Area.
<em>Kontribusia : Research Dissemination For Community Development, 1</em>(1), 7-11.
doi:10.30587/kontribusia.v1i1.250