@MISC\{IMM2001-0555, author = "J. Clausen and A. Lingas and D. Pisinger", title = "{ARCO} - Applied Research in Combinatorial Optimization", year = "2001", pages = "11 - 16", publisher = "{\O}resundsuniversitetet", address = "", url = "http://www2.compute.dtu.dk/pubdb/pubs/555-full.html" }