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Managing the performance of outsourced customer contact centers
Tate, Wendy L.; Valk, Wendy van der - In: Journal of purchasing and supply management 14 (2008) 3, pp. 160-169
Persistent link: https://www.econbiz.de/10003766253
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Securing customer satisfaction through component service specifications : purchasing maintenance services for social rented housing
Mossel, Henk-Jan van; Valk, Wendy van der - In: Journal of purchasing and supply management 14 (2008) 4, pp. 241-252
Persistent link: https://www.econbiz.de/10003794807
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Monitoring in service triads consisting of buyers, subcontractors and end customers
Valk, Wendy van der; Iwaarden, Jos van - In: Journal of purchasing and supply management 17 (2011) 3, pp. 198-206
Persistent link: https://www.econbiz.de/10009296276