Akademi Angakatan Udara,
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Thammasat University,
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Asian Committee on Science and Technology, 2000
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Iranian Society of Environmentalists (IRSEN) and Center for the Environment and Energy Research and Studies (CEERS), {s.a}
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Octovianus Oskar Engelberth, author
Sekolah Kajian Stratejik Dan Global Universitas Indonesia, 2023
UI - Tesis (Membership)