Kaj, Ingemar
Society for Industrial and Applied Mathematics, 2002
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International Engineering Consortium, 2007
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edited by Ioannis Tomkos
Springer, 2012
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Fakultas Teknik Universitas Indonesia, 2005
UI - Skripsi (Membership)
Ryan Hasri
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2013
UI - Makalah dan Kertas Kerja