[1] F. Belli and P. Jadrzejowicz, “An Approach to Relia-bility Optimization Software with Redundancy,” IEEE Transac-tion of Software Engineering, Vol. 17, No. 3, 1991, pp. 310-312.
[2] L. M. Cysneiros and J. C. S. Leite, “Nonfunc-tional Re- Quirements: From Elicitation to Conceptual Models,” IEEE Transactions on Software Engineering, Vol. 30, No. 5, 2004, pp. 328-350. doi:10.1109/TSE.2004.10
[3] P. K. Kapur, A. K. Bardhan and P. C. Jha, “Optimal Reli- ability Allocation Problem for a Modular Software Sys- tem,” OPSEARCH, Vol. 40, No. 2, 2003, pp. 138-148.
[4] R. E. Bellman and L. A. Zadeh, “Decision-Making in a Fuzzy Environment,” Management Science, Vol. 17, No. 4, 1970, pp. B141-B164. doi:10.1287/mnsc.17.4.B141
[5] H. Tanaka, T. Okuda and K. Asai., “On Fuzzy Mathe- matical Programming,” Journal of Cybernetics, Vol. 3, No. 4, 1974, pp. 37-46. doi:10.1080/01969727308545912
[6] H. J. Zimmermann, “Description and Optimization of Fuzzy Systems,” International Journal of General Systems, Vol. 2, No. 4, 1976, pp. 209-215. doi:10.1080/03081077608547470
[7] H. J. Zimmermann, “Fuzzy Set Theory and Its Applica- tions,” Kluwer Academic Publishers, Boston, 1985.
[8] H. J. Zimmermann, “Fuzzy Set Theory and Its Applica- tions,” Academic Publisher, Dordrecht, 1991.
[9] R. H. Mohamed, “The Relationship between Goal Pro- gramming and Fuzzy Programming,” Fuzzy Sets and Sys- tems, Vol. 89, No. 2, 1997. pp. 215-222. doi:10.1016/S0165-0114(96)00100-5
[10] P. Gupta, M. K. Mehlawat, G. Mittal and S. Verma, “A Hybrid Approach for Selecting Optimal COTS Products,” Computational Science and Its Application-ICCSA, Sp- ringer Publication, Berlin, 2009, pp. 949-962.
[11] B. P. Gladish, I. Gonzalez; A. B. Terol and M. A. Parra, “Planning a TV Advertising Campaign: A Crisp Multi objective Programming Model from Fuzzy Basic Data,” Omega, Vol. 38, No. 1-2, 2010, pp. 84-94. doi:10.1016/j.omega.2009.04.004
[12] O. Berman and U. D. Kumar, “Optimization Models for Reliability of Modular Software System,” IEEE Transac- tion of Software Engineering, Vol. 19, No. 11, 1993, pp. 1119-1123.
[13] U. D. Kumar, “Reliability Analysis of Fault Tolerant Recovery Block,” OP-SEARCH, Vol. 35, No. 4, 1998, pp. 281-294.
[14] V. Cortel-lessa, F. Marinelli, and P. Potena, “An Optimization Framework for ‘Build-Or-Buy’ Decisions in Software Architecture,” Computers and Operations Research, Vol. 35, No. 10, 2008, pp. 3090-3106. doi:10.1016/j.cor.2007.01.011
[15] A. Bertolino and L. Strigini, “On the Use of Testability Measures for Dependability As-sessment,” IEEE Transac- tions on Software Engineering, Vol. 22, No. 2, 1996, pp. 97-108. doi:10.1109/32.485220
[16] H. W. Jung and B. Choi, “Optimization Models for Quality and Cost of Modular Software System,” European Journal of Operations Research, Vol. 112, No. 3, 1999, pp. 613-619. doi:10.1016/S0377-2217(98)00169-6
[17] H. Thiriez “OR Software LINGO,” European Journal of Operational Research, Vol. 12, 2000, pp. 655-656.