1. Lamont-Doherty Earth Observatory; Palisades New York USA
2. Equipe de Géosciences Marines; Institut de Physique du Globe de Paris; Sorbonne Paris Cité; Paris France
3. Research Center for Geotechnology; Indonesian Institute of Sciences; Bandung Indonesia
4. Agency for the Assessment and Application of Technology; Jakarta Indonesia
5. Federal Institute for Geosciences and Natural Resources; Hannover Germany