1. A geochemical study of the exinite group maceral alginite, selected from three Permo-Carboniferous torbanites;Allan,1980
2. Multi-stage alkaline permanganate degradation of a type III kerogen;Amblès;Chem. Geol.,1983
3. Nature of kerogen from the Green River shale based on the character of the products of a forty-step alkaline permanganate oxidation;Amblès,1983
4. Nature of kerogen from the Green River shale based on the character of the products of a forty-step alkaline permanganate oxidation. Evidence from soluble acids;Amblès;Bull. soc. chim. Beograd,1981
5. Multistage alkaline permanganate degradation of a type I kerogen;Djordjević;Bull. soc. chim. Beograd,1983