Chagnon, G.; Marckmann, G.; Verron, E. A comparison of the Hart-Smith model with the Arruda-Boyce and Gent formulations for rubber elasticity (PDF). Rubber
Vol. 4, p. 4. King's Company Thomas Killigrew Charles Hart Thomas Betterton Halliday, p. 261. Boyce, Charles. 1990. Encyclopaedia of Shakespeare, New York