document

Preface

Hose, Katja (author), Abedjan, Ziawasch (author), Asudeh, Abolfazl (author), Bohm, Matthias (author), Fernandez, Raul Castro (author), Muhleisen, Hannes (author), Manegold, Stefan (author), Nargesian, Fatemeh (author), Katsifodimos, A (author)

contribution to periodical 2020