1. Chromite from Sakhakot-Qila area, Malakand Agency, Pakistan
2. Porphyritic-nodular, nodular, and orbicular chrome ores from the Sakhakot-Qila complex Pakistan, and their chemical variations
3. Alteration of chromite from the Skhakot-Qila complex, Malakand Agency, Pakistan;Ahmed;Chemical Erde,1981
4. Asrarullah Ahmad Z. Abbas S.G. (1979) in Geodynamics of Pakistan, Ophiolites in Pakistan: an introduction, eds Farah A. DeJong K.A. (Geological Survey of Pakistan, Pakistan), pp 181–192.
5. The alpine chrome ores from Japan;Bamba;Hokkaido University Faculty of Science Journal Series,1978