Template
Open Journal Systems
Journal Help
User
Username
Password
Remember me
Notifications
View
Subscribe
Journal Content
Search
Search Scope
All
Authors
Title
Abstract
Index terms
Full Text
Browse
By Issue
By Author
By Title
Other Journals
Information
For Readers
For Authors
For Librarians
Home
About
Login
Register
Search
Current
Archives
Announcements
Home
>
About the Journal
>
People
People
Supporting Team
allen haryanto lukmana
, Petroleum Engineering, Mineral Technology, Universitas Pembangunan Nasional Veteran Yogyakarta, Indonesia
