1. M. Khan, Proc. lnstn. Mech. Engrs., Vol. 184, Pt. 3J (1969–70), pp. 36–43.
2. I. M. Khan and C. H. T. Wang, Proc. Instn. Mech. Engrs., C151171 (1971), pp. 293303.
3. I. M. Khan, G. Greeves and C. H. T. Wang, SAE Paper No. 730169, Part I, (1973).
4. I. M. Khan, G. Greeves and D. M. Probert, Proc. Instn. Mech. Engrs., C151171 (1971), pp. 205–217.
5. I. M. Khan and G. Greeves, SAE Paper No. 730169, Part 11, (1973).