TY  - RPRT
TI  - Annotated bibliogrpahy on software maintenance 
AU  - Osborne, Wilma M
AU  - Raigrodski, Ron
PY  - 1986
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 500-141
DO  - 10.6028/NBS.SP.500-141
ER  -