@article {ND.4.Eliassen.1984,
	title = {A Multi-Layered Operating System for Microcomputers, Microprocessing and Microprogramming},
	journal = {The Euromicro Journal},
	volume = {14},
	number = {2},
	year = {1984},
	pages = {45-54,},
	author = {Eliassen, Frank and Kari E {Ellingsen} and K. A. {Olsen}}
}
