Soepangkat, Bobby O. P. http://orcid.org/0000-0001-9115-5777
Pramujati, Bambang
Effendi, Mohammad Khoirul
Norcahyo, Rachmadi
Mufarrih, A. M.
Article History
Received: 21 November 2017
Revised: 13 November 2018
Accepted: 26 December 2018
First Online: 15 March 2019