Issue for Dec. 1988 includes proceedings of the 21st Annual Workshop on Microprogramming and Microarchitecture; issue for Sept. 1989 includes proceedings of the 22nd Annual International Workshop on Microprogramming and Microarchitecture; Dec. issue each year <1992>-1994 includes proceedings of the <25th>-27th Annual International Symposium on Microarchitecture; all also published separately
Online publication also issued in the following print publications: ACM Special Interest Group on Microprogramming. SIGMICRO newsletter, 1971-1985; SIGMICRO, TCMICRO newsletter, 1986-1987; SIGMICRO newsletter (1988), 1988-1994