- a cas-bloss
- booka-conce
- concl-devel
- devel-educa
- educa
- educa-envir
- envir-finan
- finan-globa
- gloss-highe
- highe-infor
- innov-inter
- inter-liter
- liter-micro
- midde-openi
- organ-priva
- probl-regio
- regio-scien
- scien-stand
- state-teach
- teach-unesc
- unesc-unive
- unive-vol15
- vol16-vol11
- vol13-world
- world-zambi
- 0-9
World Solar Summit; Énergie solaire, énergies renouvelables et sociétés; 1993