1
Baskı/Yayın Bilgisi: 1974
Superior document: Meddelanden från Lunds Universitets Geografiska Institution 72
2
Baskı/Yayın Bilgisi: 1987
Superior document: Lund studies in geography : Series C 14
3
Baskı/Yayın Bilgisi: 1988
Superior document: Lund studies in geography : Series C 15