@base . a . a , , ; , , ; "Responsibility - focusing on sustainability" ; ; ; "2367-0614" ; ; "2367-0614" ; ; "2367-0614" ; "Responsibility - focusing on sustainability" ; . a ; "2367-0614" ; . . a ; "2367-0614" ; . a ; ; "20170603160800.0"^^ ; ; . a , ; "Responsibility - focusing on sustainability" . a ; . "Germany" .