1. G. Oppel: Polarisationsoptische Untersuchung räumlicher Spannungs- und Dehnungszustände. Forsch. Ing.-Wes. Bd. 7 (1936) S. 240/48.
2. M. M. Frocht: Photoelasticity. Bd. 1 und 2. New York und London 1946 und 1948.
3. M. M. Frocht: The growth and present state of three-dimensional photoelasticity. Appl. Mech. Rev. Bd. 5 (1952) S. 337/40.
4. N. I. Prigorovsky u.A. K. Preiss: A study of the state of stress in transparent three-dimensional models by means of beams of parallel polarized light. Appl. Mech. Rev. Bd. 3 (1950) S. 38.
5. T. Kanaos: J. Soc. mech. Engrs. Japan Bd. 36 (1993).