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2. Lipow, W. and Eidemiller R. L., ‘Application of the Bivariate Normal Distribution to a Stress Vs. Strength Problem in Reliability Analysis,’ Technometrics, Vol. 6, No. 3 August 1964, pp. 325–328.
3. Pearson, Karl, ‘Tables of the Incomplete Γ-function’, University of London, 1951.
4. Prasad, J., ‘Stress effect on Reliability-I', presented at the symposium on Reliability organized byR andD Orgn., Ministry of Defence, New Delhi on 20 March 1970.
5. Roberts Norman, H., ‘Mathematical methods in Reliability Engineering’, McGraw Hill Book Company, New York, 1964, pp. 129–134.