1. Ansar Mehmood:
Mineral Processing Research Center, PCSIR Laboratories Complex, Ferozepur Road, Lahore, Pakistan
2. Muhammad Arif Bhatti:
Mineral Processing Research Center, PCSIR Laboratories Complex, Ferozepur Road, Lahore, Pakistan
3. Rashid Mahmood:
Mineral Processing Research Center, PCSIR Laboratories Complex, Ferozepur Road, Lahore, Pakistan
4. Zahid Mahmood:
Mineral Processing Research Center, PCSIR Laboratories Complex, Ferozepur Road, Lahore, Pakistan
5. Zafar Iqbal:
Department of Chemistry, COMSATS, Institute of Information Technology, Abbottabad, Pakistan.