The UNIX system: A UNIX system implementation for System/370. - William A. Felton; Gerald L. Miller; J. Michael Milner (AT&T Bell Lab. Tech. J., 1984)

The 5ESS switching system: System development environment. - Ronald G. Basinger; John A. Herndon; Baylen Kaskey; Judith A. Lindner; J. Michael Milner (AT&T Tech. J., 1985)