
1.		EN 14012 : postal services: quality of service: measurement of complaints and redress procedures / European Committee for Standardization Data Publicação: 2003 Tema: Normas
2.		Postal services [documento electrónico] : quality of service: measurement of the transit time of end-to-end services for single piece priority mail and first class mail: EN 13850: Mai 2002 / European Committee for Standardization Data Publicação: 2002 Tema: Normas
3.		Postal services [documento electrónico] : quality of service: measurement of loss of registered mail and other types of postal service using a track and trace system: EN 14137: September 2003 / European Committee for Standardization Data Publicação: 2003 Tema: Normas
4.		EN 14508 [documento electrónico] : postal services: quality of service: measurement of the transit time of end-to-end services for single piece non-priority mail and second class mail / European Committee for Standardization Data Publicação: 2003 Tema: Normas
5.		CEN/TR 14709 [documento electrónico] : postal services: quality of service: guide for the implementation of EN 13850 / European Committee for Standardization Data Publicação: 2003 Tema: Normas
6.		EN 14534 [documento electrónico] : postal services: quality of service: measurement of the transit time of end-to-end services for bulk mail / European Committee for Standardization Data Publicação: 2003 Tema: Normas
7.		CEN/TS 14773 [documento electrónico] : postal services: quality of service: measurement of loss and substantial delay in priority and first class single piece mail using a survey of test letters / European Committee for Standardization Data Publicação: 2004 Tema: Normas
8.		EN 14012 [documento electrónico] : postal services: quality of service: complaints handling principles / European Commitee for Standardization Data Publicação: 2008 Tema: Normas
9.		CEN/TR 14709 [documento electrónico] : postal services: quality of service: guide for the implementation of EN 13850 / European Committee for Standardization Data Publicação: 2006 Tema: Normas
10.		EN 14508 [documento electrónico] : 2003+A1: postal services: quality of service: measurement of the transit time of end-to-end services for single piece non-priority mail and second class mail / European Committee for Standardization Data Publicação: 2007 Tema: Normas
11.		EN 14534 [documento electrónico] : 2003+A1: postal services: quality of service: measurement of the transit time of end-to-end services for bulk mail / European Committee for Standardization Data Publicação: 2007 Tema: Normas
12.		CEN/TR 15369 [documento electrónico] : postal services: quality of service: guide for the implementation of EN 14534 measurement of the transit time of enf-to-end services for bulk mail / European Committee for Standardization Data Publicação: 2006 Tema: Normas