Burrough, P.A. (1986) Principles of Geographical Information Systems for Land Ressources Assessment. Oxford, Oxford University Press, 193 p.
1987 ◽
Vol 8
(4)
◽
pp. 675-675
1988 ◽
Vol 3
(1)
◽
pp. 108-108
◽
1987 ◽
Vol 1
(2)
◽
pp. 189-190