Generalized Emulation Services for Mach 3.0: Overview, Experiences and Current Status. - Daniel P. Julin; Jonathan Chew; J. Mark Stevenson; Paulo Guedes; Paul Neves; Paul Roy (USENIX MACH Symposium, 1991)

Mach-US: Unix On Generic OS Object Servers. - J. Mark Stevenson; Daniel P. Julin (USENIX, 1995)