“The forward rotating shift begins on days, moves to evenings and then to nights” (Oexman, Knotts, & Koch, 2002, p. 152).
Oexman, R.D., Knotts, T.L., & Koch, J. (2002, December). Working while the world sleeps: A consideration of sleep and shift work design. Employee Responsibilities and Rights Journal, 14(4), 145 - 157.