@book{id_2105, author = "Skowronek, Armin", title = "Böden als Indikator klimagesteuerter Landformung in der zentralen Sahara", year = "1987", address = "Berlin [u.a.]", publisher = "Borntraeger", series = "Relief – Boden – Paläoklima", volume = "5", isbn = "3-443-09005-2", }