Issue No.04 - July/August (1985 vol.2)
P. Emrath , University of Illinois at Urbana-Champaign
Based on version 4.2 of Unix, this system is being implemented in an extended version of C and features systems calls to support multiprocessing within individual programs.
P. Emrath, "Xylem: An Operating System for the Cedar Multiprocessor", IEEE Software, vol.2, no. 4, pp. 30-37, July/August 1985, doi:10.1109/MS.1985.231372