@book{1999-heydon
,note={URL: {\tt ftp://gatekeeper.research.compaq.com/pub/DEC/SRC/research-reports/SRC-1999-001.pdf}. Note: Research Report 1999--001 and see also newer version $0}
,title={{The Vesta approach to software configuration management}}
,booktitle={{The Vesta approach to software configuration management}}
,author={Allan Heydon and Roy Levin and Timothy Mann and Yuan Yu}
,publisher={Compaq Systems Research Center Research}
,year={1999}
}