@MISC\{IMM1978-03802, author = "V. V. Vidal and J. Lyngvig", title = "Operationaanalyse - en kritik", year = "1978", pages = "16", publisher = "{IMSOR,} {DTH}", address = "", url = "http://www2.compute.dtu.dk/pubdb/pubs/3802-full.html" }