1. Modelisation d'un complexe d'ecosystems: Example du Nepal centrale;Alirol,1977
2. Men and crops in the central Hindukush;Allan;Dissertation Abstracts International,1978
3. Dynamische simulation eines bergökesystems (Testgebiet Grindelwald);Apel,1982
4. Kumaun hills: history, geography and anthropology with reference to Garhwal and Nepal;Atkinson,1980
5. Hierarchic and non-hierarchic grouping methods: An empirical comparison of two techniques;Barker;Geografiska Annaler,1976