@misc {ND.8.Gjessing.1983.a,
	title = {Mach-S: the Simula Workstation},
	howpublished = {Mach-S information, Sept. 1983, Norsk Regnesentral},
	year = {1983},
	author = {Gjessing, Stein and Haugen, {\O}ystein and Jensen, P. and Piene, J.}
}
