1. Powell, B., “Report on the present state of our knowledge of refractive indices for the standard rays of the solar spectrum in different media,” Rep. Br. Ass. Advmt. Sci 8, 1–14 (1839).
2. Prism refractometry and certain goniometrical requirements for precision;Tilton,1929
3. Prism size and orientation in minimum-deviation refractometry;Tilton,1930
4. Permissible curvature of prism surfaces and inaccuracy of collimation in precise minimumdeviation refractometry;Tilton,1933
5. Standard conditions for precise prism refractometry;Tilton,1933