1. Study of second order effect in curvature of the external stream in the theory of Glancing Interaction between shock wave and Laminar Boundary Layer without separation;Ray;Bulletin of Calcutta Mathematical Society,1978
2. Synthesis of the Thickness effect in the case of flow past a slender Delta wing with leading edge vortices;Ray;Acta Mecanica,1979
3. A study of sub-tabulation for tracking high speed bodies;Ray;International journal of Mathematical Education in Science and Technology,1977
4. Science policy and its implications in Mathematical Education in Canadian conditions;Ray;International Journal of Mathematical Education in Science and Technology,1974