Desertificaiton convention :

Desertificaiton convention : data and information requirements for interdisciplinary research : proceedings of the international workshop held in Algero, Italy 9 to 11 October 1999 / edited by G. Enne, D. Peter, D. Pottier. - Luxembourg : Office for Official Publications of the European Communities, c2001. - 375 p. : ill. 24 cm.

9289412933

333.736