2. 'File 8/38 Muscat State Affairs Qwasimi Shaikh of Dhibba and his Relations with the State' Date: 1940/1944 Language: English Geographic region: Diba
3. 'File 8/38 MUSCAT STATE AFFAIRS: QWASIMI SHAIKH OF DHIBBA'S RELATIONS WITH THE STATE' Date: 1944/1945 Language: English Geographic region: Diba