@book{1987-kronsjo
,edition={2nd}
,title={{Algorithms: their complexity and efficiency}}
,booktitle={{Algorithms: their complexity and efficiency}}
,author={Lydia I. Kronsj\"o}
,ISBN={0--471--91201--8}
,MR={90e:68003}
,publisher={Wiley}
,address={New York}
,year={1987}
}