A Survey of Some New Results in Financial Option Pricing Theory
  
John C. Cox, Stephen A. Ross
The Journal of Finance, Vol. 31, No. 2, Papers and Proceedings of the Thirty-Fourth Annual Meeting of the American Finance Association Dallas, Texas December 28-30, 1975 (May, 1976), pp. 383-402
doi:10.2307/2326609
This article consists of 20 page(s).

and

  Cox,J.C.and S.A.Ross(1976),”The valuation of options for alternate stochastic process”,Journal of Financial Economics3,pp.145-166