Fjölrit RALA - 05.12.1999, Page 35
NICHOLASJ. YASSOGLOU ETAL.
33
Rubio, J.L. 1995. Desertifícation: Evolution of a concept. In: Desertification in a European Context:
Physical and Socio-economic Aspects (eds. Fantechi, R., Petr, D., Balabanis, P. and Rubio, J.L.).
European Commission, DG XII EUR 15415 EN: 5-12.
Thornes, J.B. 1988. Competitive vegetation-erosion model for Mediterranean countries. In: Agricul-
ture, Erosion Assessment and Modelling (eds. Morgan, R.P.C. and Rickson, R.J.). Comm. Eur. Com.
EUR 10860 EN.
van der Leeuw, S.E. 1995. ARCHAEOMEDES. A DG-XII Research programme to understand the
natural and anthropogenic causes of land degradation and desertifícation in the Mediterranean Basin.
ARCHAEOMEDES Office UFR 03,, University of Paris I (Pantheon Sorbonne), rue Michelet 75006
Paris.
Yassoglou, N.J. 1998. Semi-natural environments and processes. Soil: Mediterranean soil types in a
desertifícation context. In: Atlas of Mediterranean Environments in Europe: The Desertification Con-
text ffom MEDALUS (eds. Mairota, P., Thomes, J.B. and Geeson, N.). John Wiley & Sons, Chiches-
ter.