1. A. A. Qureshi:
Pakistan Council of Scientific and Industrial Research (PCSIR), Lahore, West-Pakistan
2. Azizur Rahman:
Pakistan Council of Scientific and Industrial Research (PCSIR), Lahore, West-Pakistan
3. Agha Safdar Ali:
Pakistan Council of Scientific and Industrial Research (PCSIR), Lahore, West-Pakistan
4. M. M. Tufail Qureshi:
Pakistan Council of Scientific and Industrial Research (PCSIR), Lahore, West-Pakistan