State University of Ponta Grossa

Professor of Marine Biology and Ecology, RSMAS, University of Miami

Ober Professor Chemical and Biological Engineering, University of Maine

Professor of cellulose and paper, National Research Center

Researcher & Collection Manager Qld Museum, Affiliate University of Qld

KTH - Royal Institute of Technology

Associate Professor of Bioresource, Paper and Coatings Technology, Universiti Sains …

Smithsonian Tropical Research Institute, Panama

Associate Professor, Suleyman Demirel University; King Faisal University

Diş Hekimliği Fakültesi Profesörü, Marmara Üniversitesi