TY  - BOOK
AU  - Jagvinder Singh
AU  -  Dr. Ompal Singh Gu.
AU  -  Prof. P. K. Kapur Gu.
AU  - University of Delhi. Faculty of Mathematical Sciences. Department of  Operational Research
ED  - University of Delhi. Faculty of Mathematical Sciences. Department of  Operational Research
TI  - Modelling quality assessment of software reliability and multi-upgradations
PY  - 2011///
KW  - OPERATIONS RESEARCH
ER  -