@article{1964-straus
,note={URL: {\tt http://cr.yp.to/\allowbreak bib/\allowbreak entries.html\#\allowbreak 1964/\allowbreak straus}}
,author={Ernst G. Straus}
,ISSN={0002--9890}
,journal={American Mathematical Monthly}
,pages={806--808}
,title={{Addition chains of vectors (problem 5125)}}
,volume={70}
,year={1964}
}