C. B. Achour and C. Ncube, Engineering the PORE Method for COTS Selection and Implementation With the Map Process Model, Proc. Of Workshop on Requirements Engineering For System Quality, 2000.

M. Feblowitz, S. Greenspan, H. Reubenstien, R. Walford, and A. /. Prime, Requirements acquisition for process-driven systems, Proc. of the 8 th International Workshop on Software Specification and Design, pp.36-45, 1999.

A. Finkelstein, G. Spanoudakis, and M. Ryan, Software package requirements and procurement, Proceedings of the 8th International Workshop on Software Specification and Design, pp.141-145, 1996.
DOI : 10.1109/IWSSD.1996.501156

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.135.7633

G. Fox, S. Marcon, and K. Lantner, A software development process for COTS-based information system infrastructure, Proceedings Fifth International Symposium on Assessment of Software Tools and Technologies, 1997.
DOI : 10.1109/AST.1997.599923

M. Jackson, Software Requirements and Specifications -A Lexicon of Practice, Principles and Prejudices, 1995.

L. Damien and L. , implantation d'un progiciel de gestion intégré dans une entreprise : du paramétrage aux spécifiques utilisateurs

S. Lauesen and M. Mathiassen, Use Cases in a COTS Tender, REFSQ'99, Int. Workshop on Requirements For Systems Quality, Hiedelberg, 1999.

N. Maiden and C. Ncube, Acquiring COTS software selection requirements, IEEE Software, vol.15, issue.2, pp.46-56, 1998.
DOI : 10.1109/52.663784

C. Ncube and N. Maiden, Guiding parallel requirements acquisition and COTS software selection, Intl [13] C. Potts, Inventing Requirements and Imagined Customers: Requirements Engineering for Off-The-Shelf Software, Proc. Second Intl. Symp. On Requirements Engineering Multi-Model View of Process Modelling, pp.169-187, 1995.
DOI : 10.1109/isre.1999.777993

&. Tran and . Liu, A procurement-centric model for engineering component-based software systems, Proceedings Fifth International Symposium on Assessment of Software Tools and Technologies, pp.70-80, 1997.
DOI : 10.1109/AST.1997.599913