1. The Newton Lacy Pierce Photometer: a photoelectric photometer designed for variable star observations;Blitzstein,1958
2. Photometric researches;Dugan,1911
3. Chapter 28, Applications of Poisson Statistics to some instruments used in nuclear physics;Evans,1955
4. Chapter 12, Photoelectric technique;Hughes,1932
5. Application of the multiplier phototube to astronomical photoelectric photometry;Kron;Astrophys. J.,1946