Guey Lan Fu Chyan Yang Gwo-Hshiung Tzeng A multicriteria Analysis on the Strategies to Open Taiwan's Mobile Virtual Network Operators Services. 85-112 2007 6 International Journal of Information Technology and Decision Making 1 http://dx.doi.org/10.1142/S0219622007002320 db/journals/ijitdm/ijitdm6.html#FuYT07