APA-referens (7:e uppl.)

Forsyth, D., Mundy, J., Zisserman, A., & Brown, C. (1990). Projectively invariant representations using implicit algebraic curves. Springer.

Chicago-referens (17:e uppl.)

Forsyth, D., JL Mundy, A. Zisserman, och CM Brown. Projectively Invariant Representations Using Implicit Algebraic Curves. Springer, 1990.

MLA-referens (9:e uppl.)

Forsyth, D., et al. Projectively Invariant Representations Using Implicit Algebraic Curves. Springer, 1990.